21256680962

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17729}}^1\times {\mathrm{54499}}^1$

素因数の和:72241

約数の個数: 16

約数和(自身を含む): 34786260000

約数和(自身を除く): 13529579038

約数列:

[1, 2, 11, 22, 17729, 35458, 54499, 108998, 195019, 390038, 599489, 1198978, 966212771, 1932425542, 10628340481, 21256680962]

約数ペア:

[(1, 21256680962), (2, 10628340481), (11, 1932425542), (22, 966212771), (17729, 1198978), (35458, 599489), (54499, 390038), (108998, 195019)]