Greatest Common Factor of 21, 40, 562

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

• Greatest Common Factor of 21, 40, 562 by common division method
• Greatest Common Factor of 21, 40, 562 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ 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 40

List of positive integer factors of 40 that divides 40 without a remainder.

1,2,4,5,8,10,20,40

Factors of 562

List of positive integer factors of 562 that divides 562 without a remainder.

1,2,281,562

Greatest Common Factor

We found the factors 21,40,562 . The biggest common factor number is the GCF number.
So the greatest common factor 21,40,562 is 1.

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

• GCF of 83, 20, 485
• GCF of 27, 83, 707
• GCF of 39, 91, 323
• GCF of 51, 86, 842
• GCF of 35, 60, 901

1. What is the GCF of 21, 40, 562?

Answer: GCF of 21, 40, 562 is 1.

2. How to Find the GCF of 21, 40, 562

Answer: Greatest Common Factor(GCF) of 21, 40, 562 = 1

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

Step 2: Then multiply all the prime factors GCF(21, 40, 562) = 1.