21415662918

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{217387}}^1$

素因数の和:217829

約数の個数: 48

約数和(自身を含む): 50088803856

約数和(自身を除く): 28673140938

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 421, 842, 1263, 2526, 3789, 5473, 7578, 10946, 16419, 32838, 49257, 98514, 217387, 434774, 652161, 1304322, 1956483, 2826031, 3912966, 5652062, 8478093, 16956186, 25434279, 50868558, 91519927, 183039854, 274559781, 549119562, 823679343, 1189759051, 1647358686, 2379518102, 3569277153, 7138554306, 10707831459, 21415662918]

約数ペア:

[(1, 21415662918), (2, 10707831459), (3, 7138554306), (6, 3569277153), (9, 2379518102), (13, 1647358686), (18, 1189759051), (26, 823679343), (39, 549119562), (78, 274559781), (117, 183039854), (234, 91519927), (421, 50868558), (842, 25434279), (1263, 16956186), (2526, 8478093), (3789, 5652062), (5473, 3912966), (7578, 2826031), (10946, 1956483), (16419, 1304322), (32838, 652161), (49257, 434774), (98514, 217387)]