21276443

素因数分解:

${\mathrm{37}}^1\times {\mathrm{43}}^2\times {\mathrm{311}}^1$

素因数の和:434

約数の個数: 12

約数和(自身を含む): 22443408

約数和(自身を除く): 1166965

約数列:

[1, 37, 43, 311, 1591, 1849, 11507, 13373, 68413, 494801, 575039, 21276443]

約数ペア:

[(1, 21276443), (37, 575039), (43, 494801), (311, 68413), (1591, 13373), (1849, 11507)]