21737245

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1\times {\mathrm{487}}^1$

素因数の和:684

約数の個数: 16

約数和(自身を含む): 26703360

約数和(自身を除く): 4966115

約数列:

[1, 5, 79, 113, 395, 487, 565, 2435, 8927, 38473, 44635, 55031, 192365, 275155, 4347449, 21737245]

約数ペア:

[(1, 21737245), (5, 4347449), (79, 275155), (113, 192365), (395, 55031), (487, 44635), (565, 38473), (2435, 8927)]