21335485080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1953799}}^1$

素因数の和:1953833

約数の個数: 128

約数和(自身を含む): 78777216000

約数和(自身を除く): 57441730920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 5460, 10920, 1953799, 3907598, 5861397, 7815196, 9768995, 11722794, 13676593, 15630392, 19537990, 23445588, 25399387, 27353186, 29306985, 39075980, 41029779, 46891176, 50798774, 54706372, 58613970, 68382965, 76198161, 78151960, 82059558, 101597548, 109412744, 117227940, 126996935, 136765930, 152396322, 164119116, 177795709, 203195096, 205148895, 234455880, 253993870, 273531860, 304792644, 328238232, 355591418, 380990805, 410297790, 507987740, 533387127, 547063720, 609585288, 711182836, 761981610, 820595580, 888978545, 1015975480, 1066774254, 1422365672, 1523963220, 1641191160, 1777957090, 2133548508, 2666935635, 3047926440, 3555914180, 4267097016, 5333871270, 7111828360, 10667742540, 21335485080]

約数ペア:

[(1, 21335485080), (2, 10667742540), (3, 7111828360), (4, 5333871270), (5, 4267097016), (6, 3555914180), (7, 3047926440), (8, 2666935635), (10, 2133548508), (12, 1777957090), (13, 1641191160), (14, 1523963220), (15, 1422365672), (20, 1066774254), (21, 1015975480), (24, 888978545), (26, 820595580), (28, 761981610), (30, 711182836), (35, 609585288), (39, 547063720), (40, 533387127), (42, 507987740), (52, 410297790), (56, 380990805), (60, 355591418), (65, 328238232), (70, 304792644), (78, 273531860), (84, 253993870), (91, 234455880), (104, 205148895), (105, 203195096), (120, 177795709), (130, 164119116), (140, 152396322), (156, 136765930), (168, 126996935), (182, 117227940), (195, 109412744), (210, 101597548), (260, 82059558), (273, 78151960), (280, 76198161), (312, 68382965), (364, 58613970), (390, 54706372), (420, 50798774), (455, 46891176), (520, 41029779), (546, 39075980), (728, 29306985), (780, 27353186), (840, 25399387), (910, 23445588), (1092, 19537990), (1365, 15630392), (1560, 13676593), (1820, 11722794), (2184, 9768995), (2730, 7815196), (3640, 5861397), (5460, 3907598), (10920, 1953799)]