Q: What is the sum of all factors of the number 21,404,210 excluding 21,404,210?
A: 17,123,386
The factors of the number 21,404,210 are: 1, 2, 5, 10, 2140421, 4280842, 10702105, 21404210.
If you add them up, you will get the total of 21,404,227. Now subtract 21,404,210 to get 17,123,386