Q: What is the sum of all factors of the number 21,257,876 excluding 21,257,876?
A: 16,912,564
The factors of the number 21,257,876 are: 1, 2, 4, 53, 106, 197, 212, 394, 509, 788, 1018, 2036, 10441, 20882, 26977, 41764, 53954, 100273, 107908, 200546, 401092, 5314469, 10628938, 21257876.
If you add them up, you will get the total of 21,257,892. Now subtract 21,257,876 to get 16,912,564