21946521

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{1579}}^1$

素因数の和:1736

約数の個数: 16

約数和(自身を含む): 30260160

約数和(自身を除く): 8313639

約数列:

[1, 3, 41, 113, 123, 339, 1579, 4633, 4737, 13899, 64739, 178427, 194217, 535281, 7315507, 21946521]

約数ペア:

[(1, 21946521), (3, 7315507), (41, 535281), (113, 194217), (123, 178427), (339, 64739), (1579, 13899), (4633, 4737)]