Q: What is the sum of all factors of the number 21,240,873 excluding 21,240,873?
A: 10,606,961
The factors of the number 21,240,873 are: 1, 3, 9, 27, 81, 243, 729, 29137, 87411, 262233, 786699, 2360097, 7080291, 21240873.
If you add them up, you will get the total of 21,240,883. Now subtract 21,240,873 to get 10,606,961