Greatest Common Factor of 21, 62, 487, 521

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

• Greatest Common Factor of 21, 62, 487, 521 by common division method
• Greatest Common Factor of 21, 62, 487, 521 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 62

List of positive integer factors of 62 that divides 62 without a remainder.

1,2,31,62

Factors of 487

List of positive integer factors of 487 that divides 487 without a remainder.

1,487

Factors of 521

List of positive integer factors of 521 that divides 521 without a remainder.

1,521

Greatest Common Factor

We found the factors 21,62,487,521 . The biggest common factor number is the GCF number.
So the greatest common factor 21,62,487,521 is 1.

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

• GCF of 27, 67, 936, 327
• GCF of 24, 44, 351, 830
• GCF of 48, 50, 908, 419
• GCF of 27, 85, 267, 660
• GCF of 98, 24, 520, 807

1. What is the GCF of 21, 62, 487, 521?

Answer: GCF of 21, 62, 487, 521 is 1.

2. How to Find the GCF of 21, 62, 487, 521

Answer: Greatest Common Factor(GCF) of 21, 62, 487, 521 = 1

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

Step 2: Then multiply all the prime factors GCF(21, 62, 487, 521) = 1.