21603931

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{853}}^1$

素因数の和:946

約数の個数: 16

約数和(自身を含む): 24048640

約数和(自身を除く): 2444709

約数列:

[1, 19, 31, 43, 589, 817, 853, 1333, 16207, 25327, 26443, 36679, 502417, 696901, 1137049, 21603931]

約数ペア:

[(1, 21603931), (19, 1137049), (31, 696901), (43, 502417), (589, 36679), (817, 26443), (853, 25327), (1333, 16207)]