16619337

素因数分解:

$3^4\times 7^1\times {\mathrm{29311}}^1$

素因数の和:29330

約数の個数: 20

約数和(自身を含む): 28374016

約数和(自身を除く): 11754679

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 29311, 87933, 205177, 263799, 615531, 791397, 1846593, 2374191, 5539779, 16619337]

約数ペア:

[(1, 16619337), (3, 5539779), (7, 2374191), (9, 1846593), (21, 791397), (27, 615531), (63, 263799), (81, 205177), (189, 87933), (567, 29311)]