21000659406

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{112906771}}^1$

素因数の和:112906807

約数の個数: 16

約数和(自身を含む): 43356200448

約数和(自身を除く): 22355541042

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 112906771, 225813542, 338720313, 677440626, 3500109901, 7000219802, 10500329703, 21000659406]

約数ペア:

[(1, 21000659406), (2, 10500329703), (3, 7000219802), (6, 3500109901), (31, 677440626), (62, 338720313), (93, 225813542), (186, 112906771)]