Q: What is the sum of all factors of the number 21,378,567 excluding 21,378,567?
A: 11,269,113
The factors of the number 21,378,567 are: 1, 3, 7, 21, 653, 1559, 1959, 4571, 4677, 10913, 13713, 32739, 1018027, 3054081, 7126189, 21378567.
If you add them up, you will get the total of 21,378,578. Now subtract 21,378,567 to get 11,269,113