16721110

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{8237}}^1$

素因数の和:8280

約数の個数: 32

約数和(自身を含む): 35588160

約数和(自身を除く): 18867050

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 8237, 16474, 41185, 57659, 82370, 115318, 238873, 288295, 477746, 576590, 1194365, 1672111, 2388730, 3344222, 8360555, 16721110]

約数ペア:

[(1, 16721110), (2, 8360555), (5, 3344222), (7, 2388730), (10, 1672111), (14, 1194365), (29, 576590), (35, 477746), (58, 288295), (70, 238873), (145, 115318), (203, 82370), (290, 57659), (406, 41185), (1015, 16474), (2030, 8237)]