Greatest Common Factor of 21, 379, 321

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

• Greatest Common Factor of 21, 379, 321 by common division method
• Greatest Common Factor of 21, 379, 321 with matching the biggest common factor

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∴ GCF of numbers is 1 because of no common factors present between them.

Factors of 21

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

1,3,7,21

Factors of 379

List of positive integer factors of 379 that divides 379 without a remainder.

1,379

Factors of 321

List of positive integer factors of 321 that divides 321 without a remainder.

1,3,107,321

Greatest Common Factor

We found the factors 21,379,321 . The biggest common factor number is the GCF number.
So the greatest common factor 21,379,321 is 1.

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

• GCF of 33, 566, 224
• GCF of 75, 665, 766
• GCF of 83, 506, 310
• GCF of 89, 831, 982
• GCF of 73, 634, 787

1. What is the GCF of 21, 379, 321?

Answer: GCF of 21, 379, 321 is 1.

2. How to Find the GCF of 21, 379, 321

Answer: Greatest Common Factor(GCF) of 21, 379, 321 = 1

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

Step 2: Then multiply all the prime factors GCF(21, 379, 321) = 1.