21207393001

素因数分解:

${\mathrm{19}}^2\times {\mathrm{59}}^1\times {\mathrm{995699}}^1$

素因数の和:995796

約数の個数: 12

約数和(自身を含む): 22761702000

約数和(自身を除く): 1554308999

約数列:

[1, 19, 59, 361, 1121, 21299, 995699, 18918281, 58746241, 359447339, 1116178579, 21207393001]

約数ペア:

[(1, 21207393001), (19, 1116178579), (59, 359447339), (361, 58746241), (1121, 18918281), (21299, 995699)]