21792848

素因数分解:

$2^4\times 7^3\times {\mathrm{11}}^1\times {\mathrm{19}}^2$

素因数の和:78

約数の個数: 120

約数和(自身を含む): 56692800

約数和(自身を除く): 34899952

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 19, 22, 28, 38, 44, 49, 56, 76, 77, 88, 98, 112, 133, 152, 154, 176, 196, 209, 266, 304, 308, 343, 361, 392, 418, 532, 539, 616, 686, 722, 784, 836, 931, 1064, 1078, 1232, 1372, 1444, 1463, 1672, 1862, 2128, 2156, 2527, 2744, 2888, 2926, 3344, 3724, 3773, 3971, 4312, 5054, 5488, 5776, 5852, 6517, 7448, 7546, 7942, 8624, 10108, 10241, 11704, 13034, 14896, 15092, 15884, 17689, 20216, 20482, 23408, 26068, 27797, 30184, 31768, 35378, 40432, 40964, 52136, 55594, 60368, 63536, 70756, 71687, 81928, 104272, 111188, 123823, 141512, 143374, 163856, 194579, 222376, 247646, 283024, 286748, 389158, 444752, 495292, 573496, 778316, 990584, 1146992, 1362053, 1556632, 1981168, 2724106, 3113264, 5448212, 10896424, 21792848]

約数ペア:

[(1, 21792848), (2, 10896424), (4, 5448212), (7, 3113264), (8, 2724106), (11, 1981168), (14, 1556632), (16, 1362053), (19, 1146992), (22, 990584), (28, 778316), (38, 573496), (44, 495292), (49, 444752), (56, 389158), (76, 286748), (77, 283024), (88, 247646), (98, 222376), (112, 194579), (133, 163856), (152, 143374), (154, 141512), (176, 123823), (196, 111188), (209, 104272), (266, 81928), (304, 71687), (308, 70756), (343, 63536), (361, 60368), (392, 55594), (418, 52136), (532, 40964), (539, 40432), (616, 35378), (686, 31768), (722, 30184), (784, 27797), (836, 26068), (931, 23408), (1064, 20482), (1078, 20216), (1232, 17689), (1372, 15884), (1444, 15092), (1463, 14896), (1672, 13034), (1862, 11704), (2128, 10241), (2156, 10108), (2527, 8624), (2744, 7942), (2888, 7546), (2926, 7448), (3344, 6517), (3724, 5852), (3773, 5776), (3971, 5488), (4312, 5054)]