21989968536

素因数分解:

$2^3\times 3^1\times {\mathrm{41}}^1\times {\mathrm{277}}^1\times {\mathrm{80677}}^1$

素因数の和:81004

約数の個数: 64

約数和(自身を含む): 56519779680

約数和(自身を除く): 34529811144

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 41, 82, 123, 164, 246, 277, 328, 492, 554, 831, 984, 1108, 1662, 2216, 3324, 6648, 11357, 22714, 34071, 45428, 68142, 80677, 90856, 136284, 161354, 242031, 272568, 322708, 484062, 645416, 968124, 1936248, 3307757, 6615514, 9923271, 13231028, 19846542, 22347529, 26462056, 39693084, 44695058, 67042587, 79386168, 89390116, 134085174, 178780232, 268170348, 536340696, 916248689, 1832497378, 2748746067, 3664994756, 5497492134, 7329989512, 10994984268, 21989968536]

約数ペア:

[(1, 21989968536), (2, 10994984268), (3, 7329989512), (4, 5497492134), (6, 3664994756), (8, 2748746067), (12, 1832497378), (24, 916248689), (41, 536340696), (82, 268170348), (123, 178780232), (164, 134085174), (246, 89390116), (277, 79386168), (328, 67042587), (492, 44695058), (554, 39693084), (831, 26462056), (984, 22347529), (1108, 19846542), (1662, 13231028), (2216, 9923271), (3324, 6615514), (6648, 3307757), (11357, 1936248), (22714, 968124), (34071, 645416), (45428, 484062), (68142, 322708), (80677, 272568), (90856, 242031), (136284, 161354)]