21301117008

素因数分解:

$2^4\times 3^1\times {\mathrm{251}}^1\times {\mathrm{719}}^1\times {\mathrm{2459}}^1$

素因数の和:3440

約数の個数: 80

約数和(自身を含む): 55346457600

約数和(自身を除く): 34045340592

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 251, 502, 719, 753, 1004, 1438, 1506, 2008, 2157, 2459, 2876, 3012, 4016, 4314, 4918, 5752, 6024, 7377, 8628, 9836, 11504, 12048, 14754, 17256, 19672, 29508, 34512, 39344, 59016, 118032, 180469, 360938, 541407, 617209, 721876, 1082814, 1234418, 1443752, 1768021, 1851627, 2165628, 2468836, 2887504, 3536042, 3703254, 4331256, 4937672, 5304063, 7072084, 7406508, 8662512, 9875344, 10608126, 14144168, 14813016, 21216252, 28288336, 29626032, 42432504, 84865008, 443773271, 887546542, 1331319813, 1775093084, 2662639626, 3550186168, 5325279252, 7100372336, 10650558504, 21301117008]

約数ペア:

[(1, 21301117008), (2, 10650558504), (3, 7100372336), (4, 5325279252), (6, 3550186168), (8, 2662639626), (12, 1775093084), (16, 1331319813), (24, 887546542), (48, 443773271), (251, 84865008), (502, 42432504), (719, 29626032), (753, 28288336), (1004, 21216252), (1438, 14813016), (1506, 14144168), (2008, 10608126), (2157, 9875344), (2459, 8662512), (2876, 7406508), (3012, 7072084), (4016, 5304063), (4314, 4937672), (4918, 4331256), (5752, 3703254), (6024, 3536042), (7377, 2887504), (8628, 2468836), (9836, 2165628), (11504, 1851627), (12048, 1768021), (14754, 1443752), (17256, 1234418), (19672, 1082814), (29508, 721876), (34512, 617209), (39344, 541407), (59016, 360938), (118032, 180469)]