Greatest Common Factor of 21, 57, 84, 888

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

• Greatest Common Factor of 21, 57, 84, 888 by common division method
• Greatest Common Factor of 21, 57, 84, 888 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 57

List of positive integer factors of 57 that divides 57 without a remainder.

1,3,19,57

Factors of 84

List of positive integer factors of 84 that divides 84 without a remainder.

1,2,3,4,6,7,12,14,21,28,42,84

Factors of 888

List of positive integer factors of 888 that divides 888 without a remainder.

1,2,3,4,6,8,12,24,37,74,111,148,222,296,444,888

Greatest Common Factor

We found the factors 21,57,84,888 . The biggest common factor number is the GCF number.
So the greatest common factor 21,57,84,888 is 3.

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

• GCF of 83, 34, 30, 596
• GCF of 35, 59, 16, 997
• GCF of 48, 38, 33, 401
• GCF of 20, 86, 35, 847
• GCF of 43, 69, 29, 193

1. What is the GCF of 21, 57, 84, 888?

Answer: GCF of 21, 57, 84, 888 is 3.

2. How to Find the GCF of 21, 57, 84, 888

Answer: Greatest Common Factor(GCF) of 21, 57, 84, 888 = 3

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

Step 2: Then multiply all the prime factors GCF(21, 57, 84, 888) = 3.