12421556

素因数分解:

$2^2\times 7^1\times {\mathrm{271}}^1\times {\mathrm{1637}}^1$

素因数の和:1919

約数の個数: 24

約数和(自身を含む): 24950016

約数和(自身を除く): 12528460

約数列:

[1, 2, 4, 7, 14, 28, 271, 542, 1084, 1637, 1897, 3274, 3794, 6548, 7588, 11459, 22918, 45836, 443627, 887254, 1774508, 3105389, 6210778, 12421556]

約数ペア:

[(1, 12421556), (2, 6210778), (4, 3105389), (7, 1774508), (14, 887254), (28, 443627), (271, 45836), (542, 22918), (1084, 11459), (1637, 7588), (1897, 6548), (3274, 3794)]