21550494

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{3187}}^1$

素因数の和:3229

約数の個数: 48

約数和(自身を含む): 52334208

約数和(自身を除く): 30783714

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 49, 69, 98, 138, 147, 161, 294, 322, 483, 966, 1127, 2254, 3187, 3381, 6374, 6762, 9561, 19122, 22309, 44618, 66927, 73301, 133854, 146602, 156163, 219903, 312326, 439806, 468489, 513107, 936978, 1026214, 1539321, 3078642, 3591749, 7183498, 10775247, 21550494]

約数ペア:

[(1, 21550494), (2, 10775247), (3, 7183498), (6, 3591749), (7, 3078642), (14, 1539321), (21, 1026214), (23, 936978), (42, 513107), (46, 468489), (49, 439806), (69, 312326), (98, 219903), (138, 156163), (147, 146602), (161, 133854), (294, 73301), (322, 66927), (483, 44618), (966, 22309), (1127, 19122), (2254, 9561), (3187, 6762), (3381, 6374)]