21152354

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1\times {\mathrm{1097}}^1$

素因数の和:1441

約数の個数: 16

約数和(自身を含む): 32887296

約数和(自身を除く): 11734942

約数列:

[1, 2, 31, 62, 311, 622, 1097, 2194, 9641, 19282, 34007, 68014, 341167, 682334, 10576177, 21152354]

約数ペア:

[(1, 21152354), (2, 10576177), (31, 682334), (62, 341167), (311, 68014), (622, 34007), (1097, 19282), (2194, 9641)]