21841165

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{1543}}^1$

素因数の和:1716

約数の個数: 16

約数和(自身を含む): 27792000

約数和(自身を除く): 5950835

約数列:

[1, 5, 19, 95, 149, 745, 1543, 2831, 7715, 14155, 29317, 146585, 229907, 1149535, 4368233, 21841165]

約数ペア:

[(1, 21841165), (5, 4368233), (19, 1149535), (95, 229907), (149, 146585), (745, 29317), (1543, 14155), (2831, 7715)]