21962031

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{80447}}^1$

素因数の和:80470

約数の個数: 16

約数和(自身を含む): 36040704

約数和(自身を除く): 14078673

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 80447, 241341, 563129, 1045811, 1689387, 3137433, 7320677, 21962031]

約数ペア:

[(1, 21962031), (3, 7320677), (7, 3137433), (13, 1689387), (21, 1045811), (39, 563129), (91, 241341), (273, 80447)]