21442724

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{2113}}^1$

素因数の和:2219

約数の個数: 24

約数和(自身を含む): 39066720

約数和(自身を除く): 17623996

約数列:

[1, 2, 4, 43, 59, 86, 118, 172, 236, 2113, 2537, 4226, 5074, 8452, 10148, 90859, 124667, 181718, 249334, 363436, 498668, 5360681, 10721362, 21442724]

約数ペア:

[(1, 21442724), (2, 10721362), (4, 5360681), (43, 498668), (59, 363436), (86, 249334), (118, 181718), (172, 124667), (236, 90859), (2113, 10148), (2537, 8452), (4226, 5074)]