Q: What is the sum of all factors of the number 21,421,430 including 21,421,430?

 A: 39,888,720

Why is 39,888,720 the sum of all factors of 21,421,430, including 21,421,430?

The factors of the number 21,421,430 are: 1, 2, 5, 10, 29, 58, 145, 290, 73867, 147734, 369335, 738670, 2142143, 4284286, 10710715, 21421430.

If you add them up, you will get the total of 39,888,720.


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