Greatest Common Factor of 21, 10, 930

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

• Greatest Common Factor of 21, 10, 930 by common division method
• Greatest Common Factor of 21, 10, 930 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 10

List of positive integer factors of 10 that divides 10 without a remainder.

1,2,5,10

Factors of 930

List of positive integer factors of 930 that divides 930 without a remainder.

1,2,3,5,6,10,15,30,31,62,93,155,186,310,465,930

Greatest Common Factor

We found the factors 21,10,930 . The biggest common factor number is the GCF number.
So the greatest common factor 21,10,930 is 1.

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

• GCF of 33, 96, 390
• GCF of 14, 48, 799
• GCF of 83, 66, 420
• GCF of 58, 44, 777
• GCF of 50, 96, 332

1. What is the GCF of 21, 10, 930?

Answer: GCF of 21, 10, 930 is 1.

2. How to Find the GCF of 21, 10, 930

Answer: Greatest Common Factor(GCF) of 21, 10, 930 = 1

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

Step 2: Then multiply all the prime factors GCF(21, 10, 930) = 1.