21132370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{15889}}^1$

素因数の和:15922

約数の個数: 32

約数和(自身を含む): 45763200

約数和(自身を除く): 24630830

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 15889, 31778, 79445, 111223, 158890, 222446, 301891, 556115, 603782, 1112230, 1509455, 2113237, 3018910, 4226474, 10566185, 21132370]

約数ペア:

[(1, 21132370), (2, 10566185), (5, 4226474), (7, 3018910), (10, 2113237), (14, 1509455), (19, 1112230), (35, 603782), (38, 556115), (70, 301891), (95, 222446), (133, 158890), (190, 111223), (266, 79445), (665, 31778), (1330, 15889)]