21290082

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{1979}}^1$

素因数の和:2158

約数の個数: 32

約数和(自身を含む): 46759680

約数和(自身を除く): 25469598

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 163, 326, 489, 978, 1793, 1979, 3586, 3958, 5379, 5937, 10758, 11874, 21769, 43538, 65307, 130614, 322577, 645154, 967731, 1935462, 3548347, 7096694, 10645041, 21290082]

約数ペア:

[(1, 21290082), (2, 10645041), (3, 7096694), (6, 3548347), (11, 1935462), (22, 967731), (33, 645154), (66, 322577), (163, 130614), (326, 65307), (489, 43538), (978, 21769), (1793, 11874), (1979, 10758), (3586, 5937), (3958, 5379)]