Greatest Common Factor of 57, 21, 462

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

• Greatest Common Factor of 57, 21, 462 by common division method
• Greatest Common Factor of 57, 21, 462 with matching the biggest common factor

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

Factors of 57

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

1,3,19,57

Factors of 21

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

1,3,7,21

Factors of 462

List of positive integer factors of 462 that divides 462 without a remainder.

1,2,3,6,7,11,14,21,22,33,42,66,77,154,231,462

Greatest Common Factor

We found the factors 57,21,462 . The biggest common factor number is the GCF number.
So the greatest common factor 57,21,462 is 3.

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

• GCF of 98, 97, 582
• GCF of 16, 87, 124
• GCF of 77, 45, 622
• GCF of 89, 88, 622
• GCF of 48, 89, 932

1. What is the GCF of 57, 21, 462?

Answer: GCF of 57, 21, 462 is 3.

2. How to Find the GCF of 57, 21, 462

Answer: Greatest Common Factor(GCF) of 57, 21, 462 = 3

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

Step 2: Then multiply all the prime factors GCF(57, 21, 462) = 3.