Greatest Common Factor of 21, 297, 610

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

• Greatest Common Factor of 21, 297, 610 by common division method
• Greatest Common Factor of 21, 297, 610 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 297

List of positive integer factors of 297 that divides 297 without a remainder.

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

Factors of 610

List of positive integer factors of 610 that divides 610 without a remainder.

1,2,5,10,61,122,305,610

Greatest Common Factor

We found the factors 21,297,610 . The biggest common factor number is the GCF number.
So the greatest common factor 21,297,610 is 1.

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

• GCF of 50, 212, 810
• GCF of 14, 133, 346
• GCF of 98, 688, 553
• GCF of 87, 531, 888
• GCF of 59, 501, 582

1. What is the GCF of 21, 297, 610?

Answer: GCF of 21, 297, 610 is 1.

2. How to Find the GCF of 21, 297, 610

Answer: Greatest Common Factor(GCF) of 21, 297, 610 = 1

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

Step 2: Then multiply all the prime factors GCF(21, 297, 610) = 1.