21800772

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{28837}}^1$

素因数の和:28857

約数の個数: 48

約数和(自身を含む): 64597120

約数和(自身を除く): 42796348

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 28837, 57674, 86511, 115348, 173022, 201859, 259533, 346044, 403718, 519066, 605577, 778599, 807436, 1038132, 1211154, 1557198, 1816731, 2422308, 3114396, 3633462, 5450193, 7266924, 10900386, 21800772]

約数ペア:

[(1, 21800772), (2, 10900386), (3, 7266924), (4, 5450193), (6, 3633462), (7, 3114396), (9, 2422308), (12, 1816731), (14, 1557198), (18, 1211154), (21, 1038132), (27, 807436), (28, 778599), (36, 605577), (42, 519066), (54, 403718), (63, 346044), (84, 259533), (108, 201859), (126, 173022), (189, 115348), (252, 86511), (378, 57674), (756, 28837)]