21916862

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{461}}^1\times {\mathrm{2161}}^1$

素因数の和:2635

約数の個数: 16

約数和(自身を含む): 35958384

約数和(自身を除く): 14041522

約数列:

[1, 2, 11, 22, 461, 922, 2161, 4322, 5071, 10142, 23771, 47542, 996221, 1992442, 10958431, 21916862]

約数ペア:

[(1, 21916862), (2, 10958431), (11, 1992442), (22, 996221), (461, 47542), (922, 23771), (2161, 10142), (4322, 5071)]