21944454

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{10663}}^1$

素因数の和:10689

約数の個数: 32

約数和(自身を含む): 51187200

約数和(自身を除く): 29242746

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 343, 686, 1029, 2058, 10663, 21326, 31989, 63978, 74641, 149282, 223923, 447846, 522487, 1044974, 1567461, 3134922, 3657409, 7314818, 10972227, 21944454]

約数ペア:

[(1, 21944454), (2, 10972227), (3, 7314818), (6, 3657409), (7, 3134922), (14, 1567461), (21, 1044974), (42, 522487), (49, 447846), (98, 223923), (147, 149282), (294, 74641), (343, 63978), (686, 31989), (1029, 21326), (2058, 10663)]