21691866

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{12011}}^1$

素因数の和:12066

約数の個数: 32

約数和(自身を含む): 50738688

約数和(自身を除く): 29046822

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 86, 129, 258, 301, 602, 903, 1806, 12011, 24022, 36033, 72066, 84077, 168154, 252231, 504462, 516473, 1032946, 1549419, 3098838, 3615311, 7230622, 10845933, 21691866]

約数ペア:

[(1, 21691866), (2, 10845933), (3, 7230622), (6, 3615311), (7, 3098838), (14, 1549419), (21, 1032946), (42, 516473), (43, 504462), (86, 252231), (129, 168154), (258, 84077), (301, 72066), (602, 36033), (903, 24022), (1806, 12011)]