21226232

素因数分解:

$2^3\times {\mathrm{107}}^1\times {\mathrm{137}}^1\times {\mathrm{181}}^1$

素因数の和:431

約数の個数: 32

約数和(自身を含む): 40687920

約数和(自身を除く): 19461688

約数列:

[1, 2, 4, 8, 107, 137, 181, 214, 274, 362, 428, 548, 724, 856, 1096, 1448, 14659, 19367, 24797, 29318, 38734, 49594, 58636, 77468, 99188, 117272, 154936, 198376, 2653279, 5306558, 10613116, 21226232]

約数ペア:

[(1, 21226232), (2, 10613116), (4, 5306558), (8, 2653279), (107, 198376), (137, 154936), (181, 117272), (214, 99188), (274, 77468), (362, 58636), (428, 49594), (548, 38734), (724, 29318), (856, 24797), (1096, 19367), (1448, 14659)]