20211249993

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{499}}^1\times {\mathrm{1227379}}^1$

素因数の和:1227892

約数の個数: 16

約数和(自身を含む): 29457120000

約数和(自身を除く): 9245870007

約数列:

[1, 3, 11, 33, 499, 1497, 5489, 16467, 1227379, 3682137, 13501169, 40503507, 612462121, 1837386363, 6737083331, 20211249993]

約数ペア:

[(1, 20211249993), (3, 6737083331), (11, 1837386363), (33, 612462121), (499, 40503507), (1497, 13501169), (5489, 3682137), (16467, 1227379)]