21495712368

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{211339}}^1$

素因数の和:211526

約数の個数: 80

約数和(自身を含む): 60169343360

約数和(自身を除く): 38673630992

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 163, 208, 312, 326, 489, 624, 652, 978, 1304, 1956, 2119, 2608, 3912, 4238, 6357, 7824, 8476, 12714, 16952, 25428, 33904, 50856, 101712, 211339, 422678, 634017, 845356, 1268034, 1690712, 2536068, 2747407, 3381424, 5072136, 5494814, 8242221, 10144272, 10989628, 16484442, 21979256, 32968884, 34448257, 43958512, 65937768, 68896514, 103344771, 131875536, 137793028, 206689542, 275586056, 413379084, 447827341, 551172112, 826758168, 895654682, 1343482023, 1653516336, 1791309364, 2686964046, 3582618728, 5373928092, 7165237456, 10747856184, 21495712368]

約数ペア:

[(1, 21495712368), (2, 10747856184), (3, 7165237456), (4, 5373928092), (6, 3582618728), (8, 2686964046), (12, 1791309364), (13, 1653516336), (16, 1343482023), (24, 895654682), (26, 826758168), (39, 551172112), (48, 447827341), (52, 413379084), (78, 275586056), (104, 206689542), (156, 137793028), (163, 131875536), (208, 103344771), (312, 68896514), (326, 65937768), (489, 43958512), (624, 34448257), (652, 32968884), (978, 21979256), (1304, 16484442), (1956, 10989628), (2119, 10144272), (2608, 8242221), (3912, 5494814), (4238, 5072136), (6357, 3381424), (7824, 2747407), (8476, 2536068), (12714, 1690712), (16952, 1268034), (25428, 845356), (33904, 634017), (50856, 422678), (101712, 211339)]