21633993

素因数分解:

$3^3\times {\mathrm{109}}^1\times {\mathrm{7351}}^1$

素因数の和:7469

約数の個数: 16

約数和(自身を含む): 32348800

約数和(自身を除く): 10714807

約数列:

[1, 3, 9, 27, 109, 327, 981, 2943, 7351, 22053, 66159, 198477, 801259, 2403777, 7211331, 21633993]

約数ペア:

[(1, 21633993), (3, 7211331), (9, 2403777), (27, 801259), (109, 198477), (327, 66159), (981, 22053), (2943, 7351)]