Greatest Common Factor of 21, 560, 497

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

• Greatest Common Factor of 21, 560, 497 by common division method
• Greatest Common Factor of 21, 560, 497 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ So the GCF of the given numbers is 7 = 7

Factors of 21

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

1,3,7,21

Factors of 560

List of positive integer factors of 560 that divides 560 without a remainder.

1,2,4,5,7,8,10,14,16,20,28,35,40,56,70,80,112,140,280,560

Factors of 497

List of positive integer factors of 497 that divides 497 without a remainder.

1,7,71,497

Greatest Common Factor

We found the factors 21,560,497 . The biggest common factor number is the GCF number.
So the greatest common factor 21,560,497 is 7.

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

• GCF of 30, 736, 344
• GCF of 44, 305, 412
• GCF of 62, 102, 115
• GCF of 83, 979, 791
• GCF of 50, 585, 826

1. What is the GCF of 21, 560, 497?

Answer: GCF of 21, 560, 497 is 7.

2. How to Find the GCF of 21, 560, 497

Answer: Greatest Common Factor(GCF) of 21, 560, 497 = 7

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

Step 2: Then multiply all the prime factors GCF(21, 560, 497) = 7.