2021902057

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{719}}^1\times {\mathrm{12959}}^1$

素因数の和:13716

約数の個数: 16

約数和(自身を含む): 2388787200

約数和(自身を除く): 366885143

約数列:

[1, 7, 31, 217, 719, 5033, 12959, 22289, 90713, 156023, 401729, 2812103, 9317521, 65222647, 288843151, 2021902057]

約数ペア:

[(1, 2021902057), (7, 288843151), (31, 65222647), (217, 9317521), (719, 2812103), (5033, 401729), (12959, 156023), (22289, 90713)]