21557789146

素因数分解:

$2^1\times {\mathrm{191}}^1\times {\mathrm{1171}}^1\times {\mathrm{48193}}^1$

素因数の和:49557

約数の個数: 16

約数和(自身を含む): 32534419968

約数和(自身を除く): 10976630822

約数列:

[1, 2, 191, 382, 1171, 2342, 48193, 96386, 223661, 447322, 9204863, 18409726, 56434003, 112868006, 10778894573, 21557789146]

約数ペア:

[(1, 21557789146), (2, 10778894573), (191, 112868006), (382, 56434003), (1171, 18409726), (2342, 9204863), (48193, 447322), (96386, 223661)]