21570912

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^2\times {\mathrm{619}}^1$

素因数の和:657

約数の個数: 108

約数和(自身を含む): 67534740

約数和(自身を除く): 45963828

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 66, 72, 88, 96, 99, 121, 132, 144, 176, 198, 242, 264, 288, 352, 363, 396, 484, 528, 619, 726, 792, 968, 1056, 1089, 1238, 1452, 1584, 1857, 1936, 2178, 2476, 2904, 3168, 3714, 3872, 4356, 4952, 5571, 5808, 6809, 7428, 8712, 9904, 11142, 11616, 13618, 14856, 17424, 19808, 20427, 22284, 27236, 29712, 34848, 40854, 44568, 54472, 59424, 61281, 74899, 81708, 89136, 108944, 122562, 149798, 163416, 178272, 217888, 224697, 245124, 299596, 326832, 449394, 490248, 599192, 653664, 674091, 898788, 980496, 1198384, 1348182, 1797576, 1960992, 2396768, 2696364, 3595152, 5392728, 7190304, 10785456, 21570912]

約数ペア:

[(1, 21570912), (2, 10785456), (3, 7190304), (4, 5392728), (6, 3595152), (8, 2696364), (9, 2396768), (11, 1960992), (12, 1797576), (16, 1348182), (18, 1198384), (22, 980496), (24, 898788), (32, 674091), (33, 653664), (36, 599192), (44, 490248), (48, 449394), (66, 326832), (72, 299596), (88, 245124), (96, 224697), (99, 217888), (121, 178272), (132, 163416), (144, 149798), (176, 122562), (198, 108944), (242, 89136), (264, 81708), (288, 74899), (352, 61281), (363, 59424), (396, 54472), (484, 44568), (528, 40854), (619, 34848), (726, 29712), (792, 27236), (968, 22284), (1056, 20427), (1089, 19808), (1238, 17424), (1452, 14856), (1584, 13618), (1857, 11616), (1936, 11142), (2178, 9904), (2476, 8712), (2904, 7428), (3168, 6809), (3714, 5808), (3872, 5571), (4356, 4952)]