2113209

素因数分解:

$3^4\times 7^1\times {\mathrm{3727}}^1$

素因数の和:3746

約数の個数: 20

約数和(自身を含む): 3608704

約数和(自身を除く): 1495495

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 3727, 11181, 26089, 33543, 78267, 100629, 234801, 301887, 704403, 2113209]

約数ペア:

[(1, 2113209), (3, 704403), (7, 301887), (9, 234801), (21, 100629), (27, 78267), (63, 33543), (81, 26089), (189, 11181), (567, 3727)]