Q: What is the sum of all factors of the number 21,212,523 excluding 21,212,523?
A: 10,629,837
The factors of the number 21,212,523 are: 1, 3, 9, 27, 81, 257, 771, 1019, 2313, 3057, 6939, 9171, 20817, 27513, 82539, 261883, 785649, 2356947, 7070841, 21212523.
If you add them up, you will get the total of 21,212,533. Now subtract 21,212,523 to get 10,629,837