Greatest Common Factor of 21, 192, 624, 891

Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways

• Greatest Common Factor of 21, 192, 624, 891 by common division method
• Greatest Common Factor of 21, 192, 624, 891 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ So the GCF of the given numbers is 3 = 3

Factors of 21

List of positive integer factors of 21 that divides 21 without a remainder.

1,3,7,21

Factors of 192

List of positive integer factors of 192 that divides 192 without a remainder.

1,2,3,4,6,8,12,16,24,32,48,64,96,192

Factors of 624

List of positive integer factors of 624 that divides 624 without a remainder.

1,2,3,4,6,8,12,13,16,24,26,39,48,52,78,104,156,208,312,624

Factors of 891

List of positive integer factors of 891 that divides 891 without a remainder.

1,3,9,11,27,33,81,99,297,891

Greatest Common Factor

We found the factors 21,192,624,891 . The biggest common factor number is the GCF number.
So the greatest common factor 21,192,624,891 is 3.

Here are some samples of GCF of two or more Numbers calculations.

• GCF of 53, 261, 756, 119
• GCF of 74, 624, 297, 497
• GCF of 28, 205, 894, 475
• GCF of 45, 361, 869, 382
• GCF of 73, 240, 943, 822

1. What is the GCF of 21, 192, 624, 891?

Answer: GCF of 21, 192, 624, 891 is 3.

2. How to Find the GCF of 21, 192, 624, 891

Answer: Greatest Common Factor(GCF) of 21, 192, 624, 891 = 3

Step 1: Divide all the numbers with common prime numbers having remainder zero.

Step 2: Then multiply all the prime factors GCF(21, 192, 624, 891) = 3.