21074262

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{2143}}^1$

素因数の和:2308

約数の個数: 32

約数和(自身を含む): 46310400

約数和(自身を除く): 25236138

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 149, 298, 447, 894, 1639, 2143, 3278, 4286, 4917, 6429, 9834, 12858, 23573, 47146, 70719, 141438, 319307, 638614, 957921, 1915842, 3512377, 7024754, 10537131, 21074262]

約数ペア:

[(1, 21074262), (2, 10537131), (3, 7024754), (6, 3512377), (11, 1915842), (22, 957921), (33, 638614), (66, 319307), (149, 141438), (298, 70719), (447, 47146), (894, 23573), (1639, 12858), (2143, 9834), (3278, 6429), (4286, 4917)]