21959079

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{2017}}^1$

素因数の和:2230

約数の個数: 16

約数和(自身を含む): 30996480

約数和(自身を除く): 9037401

約数列:

[1, 3, 19, 57, 191, 573, 2017, 3629, 6051, 10887, 38323, 114969, 385247, 1155741, 7319693, 21959079]

約数ペア:

[(1, 21959079), (3, 7319693), (19, 1155741), (57, 385247), (191, 114969), (573, 38323), (2017, 10887), (3629, 6051)]