21408518016

素因数分解:

$2^7\times 3^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1$

素因数の和:314

約数の個数: 384

約数和(自身を含む): 65868042240

約数和(自身を除く): 44459524224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 41, 43, 48, 64, 72, 82, 83, 86, 96, 123, 127, 128, 129, 144, 164, 166, 172, 192, 246, 249, 254, 258, 288, 328, 332, 344, 369, 381, 384, 387, 492, 498, 508, 516, 576, 656, 664, 688, 738, 747, 762, 774, 984, 996, 1016, 1032, 1143, 1152, 1312, 1328, 1376, 1476, 1494, 1524, 1548, 1763, 1968, 1992, 2032, 2064, 2286, 2624, 2656, 2752, 2952, 2988, 3048, 3096, 3403, 3526, 3569, 3936, 3984, 4064, 4128, 4572, 5207, 5248, 5289, 5312, 5461, 5504, 5904, 5976, 6096, 6192, 6806, 7052, 7138, 7872, 7968, 8128, 8256, 9144, 10209, 10414, 10541, 10578, 10624, 10707, 10922, 11808, 11952, 12192, 12384, 13612, 14104, 14276, 15621, 15744, 15867, 15936, 16256, 16383, 16512, 18288, 20418, 20828, 21082, 21156, 21414, 21844, 23616, 23904, 24384, 24768, 27224, 28208, 28552, 30627, 31242, 31623, 31734, 31872, 32121, 32766, 36576, 40836, 41656, 42164, 42312, 42828, 43688, 46863, 47232, 47808, 48768, 49149, 49536, 54448, 56416, 57104, 61254, 62484, 63246, 63468, 64242, 65532, 73152, 81672, 83312, 84328, 84624, 85656, 87376, 93726, 94869, 95616, 98298, 108896, 112832, 114208, 122508, 124968, 126492, 126936, 128484, 131064, 146304, 146329, 163344, 166624, 168656, 169248, 171312, 174752, 187452, 189738, 196596, 217792, 223901, 225664, 228416, 245016, 249936, 252984, 253872, 256968, 262128, 292658, 326688, 333248, 337312, 338496, 342624, 349504, 374904, 379476, 393192, 432181, 435584, 438987, 447802, 453263, 456832, 490032, 499872, 505968, 507744, 513936, 524256, 585316, 653376, 666496, 671703, 674624, 676992, 685248, 699008, 749808, 758952, 786384, 864362, 877974, 895604, 906526, 980064, 999744, 1011936, 1015488, 1027872, 1048512, 1170632, 1296543, 1306752, 1316961, 1343406, 1349248, 1359789, 1370496, 1499616, 1517904, 1572768, 1728724, 1755948, 1791208, 1813052, 1960128, 1999488, 2015109, 2023872, 2030976, 2055744, 2097024, 2341264, 2593086, 2633922, 2686812, 2719578, 2999232, 3035808, 3145536, 3457448, 3511896, 3582416, 3626104, 3889629, 3920256, 4030218, 4047744, 4079367, 4111488, 4682528, 5186172, 5267844, 5373624, 5439156, 5998464, 6071616, 6291072, 6914896, 7023792, 7164832, 7252208, 7779258, 8060436, 8158734, 9365056, 10372344, 10535688, 10747248, 10878312, 12143232, 13829792, 14047584, 14329664, 14504416, 15558516, 16120872, 16317468, 18583783, 18730112, 20744688, 21071376, 21494496, 21756624, 27659584, 28095168, 28659328, 29008832, 31117032, 32241744, 32634936, 37167566, 41489376, 42142752, 42988992, 43513248, 55319168, 55751349, 56190336, 58017664, 62234064, 64483488, 65269872, 74335132, 82978752, 84285504, 85977984, 87026496, 111502698, 124468128, 128966976, 130539744, 148670264, 165957504, 167254047, 168571008, 174052992, 223005396, 248936256, 257933952, 261079488, 297340528, 334508094, 446010792, 497872512, 522158976, 594681056, 669016188, 892021584, 1189362112, 1338032376, 1784043168, 2378724224, 2676064752, 3568086336, 5352129504, 7136172672, 10704259008, 21408518016]

約数ペア:

[(1, 21408518016), (2, 10704259008), (3, 7136172672), (4, 5352129504), (6, 3568086336), (8, 2676064752), (9, 2378724224), (12, 1784043168), (16, 1338032376), (18, 1189362112), (24, 892021584), (32, 669016188), (36, 594681056), (41, 522158976), (43, 497872512), (48, 446010792), (64, 334508094), (72, 297340528), (82, 261079488), (83, 257933952), (86, 248936256), (96, 223005396), (123, 174052992), (127, 168571008), (128, 167254047), (129, 165957504), (144, 148670264), (164, 130539744), (166, 128966976), (172, 124468128), (192, 111502698), (246, 87026496), (249, 85977984), (254, 84285504), (258, 82978752), (288, 74335132), (328, 65269872), (332, 64483488), (344, 62234064), (369, 58017664), (381, 56190336), (384, 55751349), (387, 55319168), (492, 43513248), (498, 42988992), (508, 42142752), (516, 41489376), (576, 37167566), (656, 32634936), (664, 32241744), (688, 31117032), (738, 29008832), (747, 28659328), (762, 28095168), (774, 27659584), (984, 21756624), (996, 21494496), (1016, 21071376), (1032, 20744688), (1143, 18730112), (1152, 18583783), (1312, 16317468), (1328, 16120872), (1376, 15558516), (1476, 14504416), (1494, 14329664), (1524, 14047584), (1548, 13829792), (1763, 12143232), (1968, 10878312), (1992, 10747248), (2032, 10535688), (2064, 10372344), (2286, 9365056), (2624, 8158734), (2656, 8060436), (2752, 7779258), (2952, 7252208), (2988, 7164832), (3048, 7023792), (3096, 6914896), (3403, 6291072), (3526, 6071616), (3569, 5998464), (3936, 5439156), (3984, 5373624), (4064, 5267844), (4128, 5186172), (4572, 4682528), (5207, 4111488), (5248, 4079367), (5289, 4047744), (5312, 4030218), (5461, 3920256), (5504, 3889629), (5904, 3626104), (5976, 3582416), (6096, 3511896), (6192, 3457448), (6806, 3145536), (7052, 3035808), (7138, 2999232), (7872, 2719578), (7968, 2686812), (8128, 2633922), (8256, 2593086), (9144, 2341264), (10209, 2097024), (10414, 2055744), (10541, 2030976), (10578, 2023872), (10624, 2015109), (10707, 1999488), (10922, 1960128), (11808, 1813052), (11952, 1791208), (12192, 1755948), (12384, 1728724), (13612, 1572768), (14104, 1517904), (14276, 1499616), (15621, 1370496), (15744, 1359789), (15867, 1349248), (15936, 1343406), (16256, 1316961), (16383, 1306752), (16512, 1296543), (18288, 1170632), (20418, 1048512), (20828, 1027872), (21082, 1015488), (21156, 1011936), (21414, 999744), (21844, 980064), (23616, 906526), (23904, 895604), (24384, 877974), (24768, 864362), (27224, 786384), (28208, 758952), (28552, 749808), (30627, 699008), (31242, 685248), (31623, 676992), (31734, 674624), (31872, 671703), (32121, 666496), (32766, 653376), (36576, 585316), (40836, 524256), (41656, 513936), (42164, 507744), (42312, 505968), (42828, 499872), (43688, 490032), (46863, 456832), (47232, 453263), (47808, 447802), (48768, 438987), (49149, 435584), (49536, 432181), (54448, 393192), (56416, 379476), (57104, 374904), (61254, 349504), (62484, 342624), (63246, 338496), (63468, 337312), (64242, 333248), (65532, 326688), (73152, 292658), (81672, 262128), (83312, 256968), (84328, 253872), (84624, 252984), (85656, 249936), (87376, 245016), (93726, 228416), (94869, 225664), (95616, 223901), (98298, 217792), (108896, 196596), (112832, 189738), (114208, 187452), (122508, 174752), (124968, 171312), (126492, 169248), (126936, 168656), (128484, 166624), (131064, 163344), (146304, 146329)]