2021097123

素因数分解:

$3^3\times {\mathrm{359}}^1\times {\mathrm{208511}}^1$

素因数の和:208879

約数の個数: 16

約数和(自身を含む): 3002572800

約数和(自身を除く): 981475677

約数列:

[1, 3, 9, 27, 359, 1077, 3231, 9693, 208511, 625533, 1876599, 5629797, 74855449, 224566347, 673699041, 2021097123]

約数ペア:

[(1, 2021097123), (3, 673699041), (9, 224566347), (27, 74855449), (359, 5629797), (1077, 1876599), (3231, 625533), (9693, 208511)]