Greatest Common Factor of 831, 222, 21

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

• Greatest Common Factor of 831, 222, 21 by common division method
• Greatest Common Factor of 831, 222, 21 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 831

List of positive integer factors of 831 that divides 831 without a remainder.

1,3,277,831

Factors of 222

List of positive integer factors of 222 that divides 222 without a remainder.

1,2,3,6,37,74,111,222

Factors of 21

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

1,3,7,21

Greatest Common Factor

We found the factors 831,222,21 . The biggest common factor number is the GCF number.
So the greatest common factor 831,222,21 is 3.

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

• GCF of 519, 469, 52
• GCF of 973, 959, 17
• GCF of 744, 486, 36
• GCF of 466, 951, 97
• GCF of 743, 417, 79

1. What is the GCF of 831, 222, 21?

Answer: GCF of 831, 222, 21 is 3.

2. How to Find the GCF of 831, 222, 21

Answer: Greatest Common Factor(GCF) of 831, 222, 21 = 3

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

Step 2: Then multiply all the prime factors GCF(831, 222, 21) = 3.