21221776

素因数分解:

$2^4\times {\mathrm{227}}^1\times {\mathrm{5843}}^1$

素因数の和:6078

約数の個数: 20

約数和(自身を含む): 41305392

約数和(自身を除く): 20083616

約数列:

[1, 2, 4, 8, 16, 227, 454, 908, 1816, 3632, 5843, 11686, 23372, 46744, 93488, 1326361, 2652722, 5305444, 10610888, 21221776]

約数ペア:

[(1, 21221776), (2, 10610888), (4, 5305444), (8, 2652722), (16, 1326361), (227, 93488), (454, 46744), (908, 23372), (1816, 11686), (3632, 5843)]