Q: What is the sum of all factors of the number 21,434 excluding 21,434?

A: 15,334

Why is 15,334 the sum of all factors of 21,434, excluding 21,434?

The factors of the number 21,434 are: 1, 2, 7, 14, 1531, 3062, 10717, 21434.

If you add them up, you will get the total of 21,449. Now subtract 21,434 to get 15,334

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