20573021

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{739}}^1$

素因数の和:884

約数の個数: 16

約数和(自身を含む): 24366720

約数和(自身を除く): 3793699

約数列:

[1, 7, 41, 97, 287, 679, 739, 3977, 5173, 27839, 30299, 71683, 212093, 501781, 2939003, 20573021]

約数ペア:

[(1, 20573021), (7, 2939003), (41, 501781), (97, 212093), (287, 71683), (679, 30299), (739, 27839), (3977, 5173)]