2016382221

素因数分解:

$3^3\times 7^1\times {\mathrm{449}}^1\times {\mathrm{23761}}^1$

素因数の和:24226

約数の個数: 32

約数和(自身を含む): 3421728000

約数和(自身を除く): 1405345779

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 449, 1347, 3143, 4041, 9429, 12123, 23761, 28287, 71283, 84861, 166327, 213849, 498981, 641547, 1496943, 4490829, 10668689, 32006067, 74680823, 96018201, 224042469, 288054603, 672127407, 2016382221]

約数ペア:

[(1, 2016382221), (3, 672127407), (7, 288054603), (9, 224042469), (21, 96018201), (27, 74680823), (63, 32006067), (189, 10668689), (449, 4490829), (1347, 1496943), (3143, 641547), (4041, 498981), (9429, 213849), (12123, 166327), (23761, 84861), (28287, 71283)]