21321672

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{52259}}^1$

素因数の和:52285

約数の個数: 32

約数和(自身を含む): 56440800

約数和(自身を除く): 35119128

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 408, 52259, 104518, 156777, 209036, 313554, 418072, 627108, 888403, 1254216, 1776806, 2665209, 3553612, 5330418, 7107224, 10660836, 21321672]

約数ペア:

[(1, 21321672), (2, 10660836), (3, 7107224), (4, 5330418), (6, 3553612), (8, 2665209), (12, 1776806), (17, 1254216), (24, 888403), (34, 627108), (51, 418072), (68, 313554), (102, 209036), (136, 156777), (204, 104518), (408, 52259)]