2021154877

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{2683}}^1\times {\mathrm{4679}}^1$

素因数の和:7392

約数の個数: 16

約数和(自身を含む): 2411735040

約数和(自身を除く): 390580163

約数列:

[1, 7, 23, 161, 2683, 4679, 18781, 32753, 61709, 107617, 431963, 753319, 12553757, 87876299, 288736411, 2021154877]

約数ペア:

[(1, 2021154877), (7, 288736411), (23, 87876299), (161, 12553757), (2683, 753319), (4679, 431963), (18781, 107617), (32753, 61709)]