21563356

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{211}}^1\times {\mathrm{881}}^1$

素因数の和:1125

約数の個数: 24

約数和(自身を含む): 39266640

約数和(自身を除く): 17703284

約数列:

[1, 2, 4, 29, 58, 116, 211, 422, 844, 881, 1762, 3524, 6119, 12238, 24476, 25549, 51098, 102196, 185891, 371782, 743564, 5390839, 10781678, 21563356]

約数ペア:

[(1, 21563356), (2, 10781678), (4, 5390839), (29, 743564), (58, 371782), (116, 185891), (211, 102196), (422, 51098), (844, 25549), (881, 24476), (1762, 12238), (3524, 6119)]