21931719

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{16729}}^1$

素因数の和:16774

約数の個数: 16

約数和(自身を含む): 32121600

約数和(自身を除く): 10189881

約数列:

[1, 3, 19, 23, 57, 69, 437, 1311, 16729, 50187, 317851, 384767, 953553, 1154301, 7310573, 21931719]

約数ペア:

[(1, 21931719), (3, 7310573), (19, 1154301), (23, 953553), (57, 384767), (69, 317851), (437, 50187), (1311, 16729)]