21270348456

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{55997}}^1$

素因数の和:56056

約数の個数: 192

約数和(自身を含む): 68944737600

約数和(自身を除く): 47674389144

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 19, 21, 24, 28, 34, 38, 42, 49, 51, 56, 57, 68, 76, 84, 98, 102, 114, 119, 133, 136, 147, 152, 168, 196, 204, 228, 238, 266, 294, 323, 357, 392, 399, 408, 456, 476, 532, 588, 646, 714, 798, 833, 931, 952, 969, 1064, 1176, 1292, 1428, 1596, 1666, 1862, 1938, 2261, 2499, 2584, 2793, 2856, 3192, 3332, 3724, 3876, 4522, 4998, 5586, 6664, 6783, 7448, 7752, 9044, 9996, 11172, 13566, 15827, 18088, 19992, 22344, 27132, 31654, 47481, 54264, 55997, 63308, 94962, 111994, 126616, 167991, 189924, 223988, 335982, 379848, 391979, 447976, 671964, 783958, 951949, 1063943, 1175937, 1343928, 1567916, 1903898, 2127886, 2351874, 2743853, 2855847, 3135832, 3191829, 3807796, 4255772, 4703748, 5487706, 5711694, 6383658, 6663643, 7447601, 7615592, 8231559, 8511544, 9407496, 10975412, 11423388, 12767316, 13327286, 14895202, 16463118, 18087031, 19990929, 21950824, 22342803, 22846776, 25534632, 26654572, 29790404, 32926236, 36174062, 39981858, 44685606, 46645501, 52133207, 53309144, 54261093, 59580808, 65852472, 72348124, 79963716, 89371212, 93291002, 104266414, 108522186, 126609217, 139936503, 144696248, 156399621, 159927432, 178742424, 186582004, 208532828, 217044372, 253218434, 279873006, 312799242, 373164008, 379827651, 417065656, 434088744, 506436868, 559746012, 625598484, 759655302, 886264519, 1012873736, 1119492024, 1251196968, 1519310604, 1772529038, 2658793557, 3038621208, 3545058076, 5317587114, 7090116152, 10635174228, 21270348456]

約数ペア:

[(1, 21270348456), (2, 10635174228), (3, 7090116152), (4, 5317587114), (6, 3545058076), (7, 3038621208), (8, 2658793557), (12, 1772529038), (14, 1519310604), (17, 1251196968), (19, 1119492024), (21, 1012873736), (24, 886264519), (28, 759655302), (34, 625598484), (38, 559746012), (42, 506436868), (49, 434088744), (51, 417065656), (56, 379827651), (57, 373164008), (68, 312799242), (76, 279873006), (84, 253218434), (98, 217044372), (102, 208532828), (114, 186582004), (119, 178742424), (133, 159927432), (136, 156399621), (147, 144696248), (152, 139936503), (168, 126609217), (196, 108522186), (204, 104266414), (228, 93291002), (238, 89371212), (266, 79963716), (294, 72348124), (323, 65852472), (357, 59580808), (392, 54261093), (399, 53309144), (408, 52133207), (456, 46645501), (476, 44685606), (532, 39981858), (588, 36174062), (646, 32926236), (714, 29790404), (798, 26654572), (833, 25534632), (931, 22846776), (952, 22342803), (969, 21950824), (1064, 19990929), (1176, 18087031), (1292, 16463118), (1428, 14895202), (1596, 13327286), (1666, 12767316), (1862, 11423388), (1938, 10975412), (2261, 9407496), (2499, 8511544), (2584, 8231559), (2793, 7615592), (2856, 7447601), (3192, 6663643), (3332, 6383658), (3724, 5711694), (3876, 5487706), (4522, 4703748), (4998, 4255772), (5586, 3807796), (6664, 3191829), (6783, 3135832), (7448, 2855847), (7752, 2743853), (9044, 2351874), (9996, 2127886), (11172, 1903898), (13566, 1567916), (15827, 1343928), (18088, 1175937), (19992, 1063943), (22344, 951949), (27132, 783958), (31654, 671964), (47481, 447976), (54264, 391979), (55997, 379848), (63308, 335982), (94962, 223988), (111994, 189924), (126616, 167991)]