21421596

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{255019}}^1$

素因数の和:255033

約数の個数: 24

約数和(自身を含む): 57124480

約数和(自身を除く): 35702884

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 255019, 510038, 765057, 1020076, 1530114, 1785133, 3060228, 3570266, 5355399, 7140532, 10710798, 21421596]

約数ペア:

[(1, 21421596), (2, 10710798), (3, 7140532), (4, 5355399), (6, 3570266), (7, 3060228), (12, 1785133), (14, 1530114), (21, 1020076), (28, 765057), (42, 510038), (84, 255019)]