21863501

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{839}}^1$

素因数の和:976

約数の個数: 16

約数和(自身を含む): 25159680

約数和(自身を除く): 3296179

約数列:

[1, 11, 23, 103, 253, 839, 1133, 2369, 9229, 19297, 26059, 86417, 212267, 950587, 1987591, 21863501]

約数ペア:

[(1, 21863501), (11, 1987591), (23, 950587), (103, 212267), (253, 86417), (839, 26059), (1133, 19297), (2369, 9229)]