20921241627

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{577}}^1\times {\mathrm{9391}}^1$

素因数の和:10001

約数の個数: 64

約数和(自身を含む): 36480030720

約数和(自身を除く): 15558789093

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 99, 117, 143, 297, 351, 429, 577, 1287, 1731, 3861, 5193, 6347, 7501, 9391, 15579, 19041, 22503, 28173, 57123, 67509, 82511, 84519, 103301, 122083, 171369, 202527, 247533, 253557, 309903, 366249, 742599, 929709, 1098747, 1342913, 2227797, 2789127, 3296241, 4028739, 5418607, 12086217, 16255821, 36258651, 48767463, 59604677, 70441891, 146302389, 178814031, 211325673, 536442093, 633977019, 774860801, 1609326279, 1901931057, 2324582403, 6973747209, 20921241627]

約数ペア:

[(1, 20921241627), (3, 6973747209), (9, 2324582403), (11, 1901931057), (13, 1609326279), (27, 774860801), (33, 633977019), (39, 536442093), (99, 211325673), (117, 178814031), (143, 146302389), (297, 70441891), (351, 59604677), (429, 48767463), (577, 36258651), (1287, 16255821), (1731, 12086217), (3861, 5418607), (5193, 4028739), (6347, 3296241), (7501, 2789127), (9391, 2227797), (15579, 1342913), (19041, 1098747), (22503, 929709), (28173, 742599), (57123, 366249), (67509, 309903), (82511, 253557), (84519, 247533), (103301, 202527), (122083, 171369)]