21311431

素因数分解:

${\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{7321}}^1$

素因数の和:7433

約数の個数: 8

約数和(自身を含む): 22141728

約数和(自身を除く): 830297

約数列:

[1, 41, 71, 2911, 7321, 300161, 519791, 21311431]

約数ペア:

[(1, 21311431), (41, 519791), (71, 300161), (2911, 7321)]