21894353

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{739}}^1$

素因数の和:848

約数の個数: 16

約数和(自身を含む): 24615360

約数和(自身を除く): 2721007

約数列:

[1, 13, 43, 53, 559, 689, 739, 2279, 9607, 29627, 31777, 39167, 413101, 509171, 1684181, 21894353]

約数ペア:

[(1, 21894353), (13, 1684181), (43, 509171), (53, 413101), (559, 39167), (689, 31777), (739, 29627), (2279, 9607)]