Greatest Common Factor of 21, 58, 580

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

• Greatest Common Factor of 21, 58, 580 by common division method
• Greatest Common Factor of 21, 58, 580 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 58

List of positive integer factors of 58 that divides 58 without a remainder.

1,2,29,58

Factors of 580

List of positive integer factors of 580 that divides 580 without a remainder.

1,2,4,5,10,20,29,58,116,145,290,580

Greatest Common Factor

We found the factors 21,58,580 . The biggest common factor number is the GCF number.
So the greatest common factor 21,58,580 is 1.

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

• GCF of 61, 39, 527
• GCF of 14, 96, 573
• GCF of 50, 20, 962
• GCF of 91, 18, 217
• GCF of 39, 56, 220

1. What is the GCF of 21, 58, 580?

Answer: GCF of 21, 58, 580 is 1.

2. How to Find the GCF of 21, 58, 580

Answer: Greatest Common Factor(GCF) of 21, 58, 580 = 1

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

Step 2: Then multiply all the prime factors GCF(21, 58, 580) = 1.