21601188862

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{2777}}^1\times {\mathrm{32143}}^1$

素因数の和:34944

約数の個数: 24

約数和(自身を含む): 35629116768

約数和(自身を除く): 14027927906

約数列:

[1, 2, 11, 22, 121, 242, 2777, 5554, 30547, 32143, 61094, 64286, 336017, 353573, 672034, 707146, 3889303, 7778606, 89261111, 178522222, 981872221, 1963744442, 10800594431, 21601188862]

約数ペア:

[(1, 21601188862), (2, 10800594431), (11, 1963744442), (22, 981872221), (121, 178522222), (242, 89261111), (2777, 7778606), (5554, 3889303), (30547, 707146), (32143, 672034), (61094, 353573), (64286, 336017)]