2171043

素因数分解:

$3^4\times 7^2\times {\mathrm{547}}^1$

素因数の和:573

約数の個数: 30

約数和(自身を含む): 3779556

約数和(自身を除く): 1608513

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 547, 567, 1323, 1641, 3829, 3969, 4923, 11487, 14769, 26803, 34461, 44307, 80409, 103383, 241227, 310149, 723681, 2171043]

約数ペア:

[(1, 2171043), (3, 723681), (7, 310149), (9, 241227), (21, 103383), (27, 80409), (49, 44307), (63, 34461), (81, 26803), (147, 14769), (189, 11487), (441, 4923), (547, 3969), (567, 3829), (1323, 1641)]