2021145717

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{208001}}^1$

素因数の和:208124

約数の個数: 16

約数和(自身を含む): 2795546880

約数和(自身を除く): 774401163

約数列:

[1, 3, 41, 79, 123, 237, 3239, 9717, 208001, 624003, 8528041, 16432079, 25584123, 49296237, 673715239, 2021145717]

約数ペア:

[(1, 2021145717), (3, 673715239), (41, 49296237), (79, 25584123), (123, 16432079), (237, 8528041), (3239, 624003), (9717, 208001)]