21271066

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{2207}}^1$

素因数の和:2349

約数の個数: 16

約数和(自身を含む): 32855040

約数和(自身を除く): 11583974

約数列:

[1, 2, 61, 79, 122, 158, 2207, 4414, 4819, 9638, 134627, 174353, 269254, 348706, 10635533, 21271066]

約数ペア:

[(1, 21271066), (2, 10635533), (61, 348706), (79, 269254), (122, 174353), (158, 134627), (2207, 9638), (4414, 4819)]