21561911424

素因数分解:

$2^7\times 3^3\times {\mathrm{2357}}^1\times {\mathrm{2647}}^1$

素因数の和:5027

約数の個数: 128

約数和(自身を含む): 63688636800

約数和(自身を除く): 42126725376

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 144, 192, 216, 288, 384, 432, 576, 864, 1152, 1728, 2357, 2647, 3456, 4714, 5294, 7071, 7941, 9428, 10588, 14142, 15882, 18856, 21176, 21213, 23823, 28284, 31764, 37712, 42352, 42426, 47646, 56568, 63528, 63639, 71469, 75424, 84704, 84852, 95292, 113136, 127056, 127278, 142938, 150848, 169408, 169704, 190584, 226272, 254112, 254556, 285876, 301696, 338816, 339408, 381168, 452544, 508224, 509112, 571752, 678816, 762336, 905088, 1016448, 1018224, 1143504, 1357632, 1524672, 2036448, 2287008, 2715264, 3049344, 4072896, 4574016, 6238979, 8145792, 9148032, 12477958, 18716937, 24955916, 37433874, 49911832, 56150811, 74867748, 99823664, 112301622, 149735496, 168452433, 199647328, 224603244, 299470992, 336904866, 399294656, 449206488, 598941984, 673809732, 798589312, 898412976, 1197883968, 1347619464, 1796825952, 2395767936, 2695238928, 3593651904, 5390477856, 7187303808, 10780955712, 21561911424]

約数ペア:

[(1, 21561911424), (2, 10780955712), (3, 7187303808), (4, 5390477856), (6, 3593651904), (8, 2695238928), (9, 2395767936), (12, 1796825952), (16, 1347619464), (18, 1197883968), (24, 898412976), (27, 798589312), (32, 673809732), (36, 598941984), (48, 449206488), (54, 399294656), (64, 336904866), (72, 299470992), (96, 224603244), (108, 199647328), (128, 168452433), (144, 149735496), (192, 112301622), (216, 99823664), (288, 74867748), (384, 56150811), (432, 49911832), (576, 37433874), (864, 24955916), (1152, 18716937), (1728, 12477958), (2357, 9148032), (2647, 8145792), (3456, 6238979), (4714, 4574016), (5294, 4072896), (7071, 3049344), (7941, 2715264), (9428, 2287008), (10588, 2036448), (14142, 1524672), (15882, 1357632), (18856, 1143504), (21176, 1018224), (21213, 1016448), (23823, 905088), (28284, 762336), (31764, 678816), (37712, 571752), (42352, 509112), (42426, 508224), (47646, 452544), (56568, 381168), (63528, 339408), (63639, 338816), (71469, 301696), (75424, 285876), (84704, 254556), (84852, 254112), (95292, 226272), (113136, 190584), (127056, 169704), (127278, 169408), (142938, 150848)]