21863243

素因数分解:

${\mathrm{19}}^2\times {\mathrm{71}}^1\times {\mathrm{853}}^1$

素因数の和:962

約数の個数: 12

約数和(自身を含む): 23426928

約数和(自身を除く): 1563685

約数列:

[1, 19, 71, 361, 853, 1349, 16207, 25631, 60563, 307933, 1150697, 21863243]

約数ペア:

[(1, 21863243), (19, 1150697), (71, 307933), (361, 60563), (853, 25631), (1349, 16207)]