21628498

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{15383}}^1$

素因数の和:15441

約数の個数: 16

約数和(自身を含む): 35075520

約数和(自身を除く): 13447022

約数列:

[1, 2, 19, 37, 38, 74, 703, 1406, 15383, 30766, 292277, 569171, 584554, 1138342, 10814249, 21628498]

約数ペア:

[(1, 21628498), (2, 10814249), (19, 1138342), (37, 584554), (38, 569171), (74, 292277), (703, 30766), (1406, 15383)]