21784366

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{2351}}^1$

素因数の和:2507

約数の個数: 16

約数和(自身を含む): 33784128

約数和(自身を除く): 11999762

約数列:

[1, 2, 41, 82, 113, 226, 2351, 4633, 4702, 9266, 96391, 192782, 265663, 531326, 10892183, 21784366]

約数ペア:

[(1, 21784366), (2, 10892183), (41, 531326), (82, 265663), (113, 192782), (226, 96391), (2351, 9266), (4633, 4702)]