21331222

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{821}}^1\times {\mathrm{1181}}^1$

素因数の和:2015

約数の個数: 16

約数和(自身を含む): 34977744

約数和(自身を除く): 13646522

約数列:

[1, 2, 11, 22, 821, 1181, 1642, 2362, 9031, 12991, 18062, 25982, 969601, 1939202, 10665611, 21331222]

約数ペア:

[(1, 21331222), (2, 10665611), (11, 1939202), (22, 969601), (821, 25982), (1181, 18062), (1642, 12991), (2362, 9031)]