21491582077

素因数分解:

$7^1\times {\mathrm{59}}^1\times {\mathrm{7079}}^1\times {\mathrm{7351}}^1$

素因数の和:14496

約数の個数: 16

約数和(自身を含む): 24985036800

約数和(自身を除く): 3493454723

約数列:

[1, 7, 59, 413, 7079, 7351, 49553, 51457, 417661, 433709, 2923627, 3035963, 52037729, 364264103, 3070226011, 21491582077]

約数ペア:

[(1, 21491582077), (7, 3070226011), (59, 364264103), (413, 52037729), (7079, 3035963), (7351, 2923627), (49553, 433709), (51457, 417661)]