Q: What is the sum of all factors of the number 21,121,451 excluding 21,121,451?
A: 1,749,889
The factors of the number 21,121,451 are: 1, 13, 169, 124979, 1624727, 21121451.
If you add them up, you will get the total of 21,121,452. Now subtract 21,121,451 to get 1,749,889