21014716816

素因数分解:

$2^4\times {\mathrm{1313419801}}^1$

素因数の和:1313419809

約数の個数: 10

約数和(自身を含む): 40716013862

約数和(自身を除く): 19701297046

約数列:

[1, 2, 4, 8, 16, 1313419801, 2626839602, 5253679204, 10507358408, 21014716816]

約数ペア:

[(1, 21014716816), (2, 10507358408), (4, 5253679204), (8, 2626839602), (16, 1313419801)]