21946184

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{12413}}^1$

素因数の和:12449

約数の個数: 32

約数和(自身を含む): 46924920

約数和(自身を除く): 24978736

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1768, 12413, 24826, 49652, 99304, 161369, 211021, 322738, 422042, 645476, 844084, 1290952, 1688168, 2743273, 5486546, 10973092, 21946184]

約数ペア:

[(1, 21946184), (2, 10973092), (4, 5486546), (8, 2743273), (13, 1688168), (17, 1290952), (26, 844084), (34, 645476), (52, 422042), (68, 322738), (104, 211021), (136, 161369), (221, 99304), (442, 49652), (884, 24826), (1768, 12413)]