21897473708

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{1181}}^1\times {\mathrm{421397}}^1$

素因数の和:422593

約数の個数: 24

約数和(自身を含む): 41839764624

約数和(自身を除く): 19942290916

約数列:

[1, 2, 4, 11, 22, 44, 1181, 2362, 4724, 12991, 25982, 51964, 421397, 842794, 1685588, 4635367, 9270734, 18541468, 497669857, 995339714, 1990679428, 5474368427, 10948736854, 21897473708]

約数ペア:

[(1, 21897473708), (2, 10948736854), (4, 5474368427), (11, 1990679428), (22, 995339714), (44, 497669857), (1181, 18541468), (2362, 9270734), (4724, 4635367), (12991, 1685588), (25982, 842794), (51964, 421397)]