21369116

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{359}}^1\times {\mathrm{647}}^1$

素因数の和:1033

約数の個数: 24

約数和(自身を含む): 39191040

約数和(自身を除く): 17821924

約数列:

[1, 2, 4, 23, 46, 92, 359, 647, 718, 1294, 1436, 2588, 8257, 14881, 16514, 29762, 33028, 59524, 232273, 464546, 929092, 5342279, 10684558, 21369116]

約数ペア:

[(1, 21369116), (2, 10684558), (4, 5342279), (23, 929092), (46, 464546), (92, 232273), (359, 59524), (647, 33028), (718, 29762), (1294, 16514), (1436, 14881), (2588, 8257)]