21211864576

素因数分解:

$2^9\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{2689}}^1$

素因数の和:2816

約数の個数: 160

約数和(自身を含む): 50722467840

約数和(自身を除く): 29510603264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 71, 112, 124, 128, 142, 217, 224, 248, 256, 284, 434, 448, 496, 497, 512, 568, 868, 896, 992, 994, 1136, 1736, 1792, 1984, 1988, 2201, 2272, 2689, 3472, 3584, 3968, 3976, 4402, 4544, 5378, 6944, 7936, 7952, 8804, 9088, 10756, 13888, 15407, 15872, 15904, 17608, 18176, 18823, 21512, 27776, 30814, 31808, 35216, 36352, 37646, 43024, 55552, 61628, 63616, 70432, 75292, 83359, 86048, 111104, 123256, 127232, 140864, 150584, 166718, 172096, 190919, 246512, 254464, 281728, 301168, 333436, 344192, 381838, 493024, 563456, 583513, 602336, 666872, 688384, 763676, 986048, 1126912, 1167026, 1204672, 1333744, 1336433, 1376768, 1527352, 1972096, 2334052, 2409344, 2667488, 2672866, 3054704, 3944192, 4668104, 4818688, 5334976, 5345732, 5918489, 6109408, 7888384, 9336208, 9637376, 10669952, 10691464, 11836978, 12218816, 18672416, 21339904, 21382928, 23673956, 24437632, 37344832, 41429423, 42679808, 42765856, 47347912, 48875264, 74689664, 82858846, 85531712, 94695824, 97750528, 149379328, 165717692, 171063424, 189391648, 298758656, 331435384, 342126848, 378783296, 662870768, 684253696, 757566592, 1325741536, 1515133184, 2651483072, 3030266368, 5302966144, 10605932288, 21211864576]

約数ペア:

[(1, 21211864576), (2, 10605932288), (4, 5302966144), (7, 3030266368), (8, 2651483072), (14, 1515133184), (16, 1325741536), (28, 757566592), (31, 684253696), (32, 662870768), (56, 378783296), (62, 342126848), (64, 331435384), (71, 298758656), (112, 189391648), (124, 171063424), (128, 165717692), (142, 149379328), (217, 97750528), (224, 94695824), (248, 85531712), (256, 82858846), (284, 74689664), (434, 48875264), (448, 47347912), (496, 42765856), (497, 42679808), (512, 41429423), (568, 37344832), (868, 24437632), (896, 23673956), (992, 21382928), (994, 21339904), (1136, 18672416), (1736, 12218816), (1792, 11836978), (1984, 10691464), (1988, 10669952), (2201, 9637376), (2272, 9336208), (2689, 7888384), (3472, 6109408), (3584, 5918489), (3968, 5345732), (3976, 5334976), (4402, 4818688), (4544, 4668104), (5378, 3944192), (6944, 3054704), (7936, 2672866), (7952, 2667488), (8804, 2409344), (9088, 2334052), (10756, 1972096), (13888, 1527352), (15407, 1376768), (15872, 1336433), (15904, 1333744), (17608, 1204672), (18176, 1167026), (18823, 1126912), (21512, 986048), (27776, 763676), (30814, 688384), (31808, 666872), (35216, 602336), (36352, 583513), (37646, 563456), (43024, 493024), (55552, 381838), (61628, 344192), (63616, 333436), (70432, 301168), (75292, 281728), (83359, 254464), (86048, 246512), (111104, 190919), (123256, 172096), (127232, 166718), (140864, 150584)]