21923848

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{66841}}^1$

素因数の和:66888

約数の個数: 16

約数和(自身を含む): 42110460

約数和(自身を除く): 20186612

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 66841, 133682, 267364, 534728, 2740481, 5480962, 10961924, 21923848]

約数ペア:

[(1, 21923848), (2, 10961924), (4, 5480962), (8, 2740481), (41, 534728), (82, 267364), (164, 133682), (328, 66841)]