21990604032

素因数分解:

$2^8\times 3^3\times {\mathrm{263}}^1\times {\mathrm{12097}}^1$

素因数の和:12385

約数の個数: 144

約数和(自身を含む): 65282743680

約数和(自身を除く): 43292139648

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, 256, 263, 288, 384, 432, 526, 576, 768, 789, 864, 1052, 1152, 1578, 1728, 2104, 2304, 2367, 3156, 3456, 4208, 4734, 6312, 6912, 7101, 8416, 9468, 12097, 12624, 14202, 16832, 18936, 24194, 25248, 28404, 33664, 36291, 37872, 48388, 50496, 56808, 67328, 72582, 75744, 96776, 100992, 108873, 113616, 145164, 151488, 193552, 201984, 217746, 227232, 290328, 302976, 326619, 387104, 435492, 454464, 580656, 605952, 653238, 774208, 870984, 908928, 1161312, 1306476, 1548416, 1741968, 1817856, 2322624, 2612952, 3096832, 3181511, 3483936, 4645248, 5225904, 6363022, 6967872, 9290496, 9544533, 10451808, 12726044, 13935744, 19089066, 20903616, 25452088, 27871488, 28633599, 38178132, 41807232, 50904176, 57267198, 76356264, 83614464, 85900797, 101808352, 114534396, 152712528, 171801594, 203616704, 229068792, 305425056, 343603188, 407233408, 458137584, 610850112, 687206376, 814466816, 916275168, 1221700224, 1374412752, 1832550336, 2443400448, 2748825504, 3665100672, 5497651008, 7330201344, 10995302016, 21990604032]

約数ペア:

[(1, 21990604032), (2, 10995302016), (3, 7330201344), (4, 5497651008), (6, 3665100672), (8, 2748825504), (9, 2443400448), (12, 1832550336), (16, 1374412752), (18, 1221700224), (24, 916275168), (27, 814466816), (32, 687206376), (36, 610850112), (48, 458137584), (54, 407233408), (64, 343603188), (72, 305425056), (96, 229068792), (108, 203616704), (128, 171801594), (144, 152712528), (192, 114534396), (216, 101808352), (256, 85900797), (263, 83614464), (288, 76356264), (384, 57267198), (432, 50904176), (526, 41807232), (576, 38178132), (768, 28633599), (789, 27871488), (864, 25452088), (1052, 20903616), (1152, 19089066), (1578, 13935744), (1728, 12726044), (2104, 10451808), (2304, 9544533), (2367, 9290496), (3156, 6967872), (3456, 6363022), (4208, 5225904), (4734, 4645248), (6312, 3483936), (6912, 3181511), (7101, 3096832), (8416, 2612952), (9468, 2322624), (12097, 1817856), (12624, 1741968), (14202, 1548416), (16832, 1306476), (18936, 1161312), (24194, 908928), (25248, 870984), (28404, 774208), (33664, 653238), (36291, 605952), (37872, 580656), (48388, 454464), (50496, 435492), (56808, 387104), (67328, 326619), (72582, 302976), (75744, 290328), (96776, 227232), (100992, 217746), (108873, 201984), (113616, 193552), (145164, 151488)]