Q: What is the sum of all factors of the number 21,001,221 excluding 21,001,221?
A: 10,189,179
The factors of the number 21,001,221 are: 1, 3, 9, 27, 569, 1367, 1707, 4101, 5121, 12303, 15363, 36909, 777823, 2333469, 7000407, 21001221.
If you add them up, you will get the total of 21,001,231. Now subtract 21,001,221 to get 10,189,179