21013267968

素因数分解:

$2^9\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1039}}^1$

素因数の和:1103

約数の個数: 640

約数和(自身を含む): 81709056000

約数和(自身を除く): 60695788032

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 19, 21, 22, 24, 27, 28, 32, 33, 36, 38, 42, 44, 48, 54, 56, 57, 63, 64, 66, 72, 76, 77, 84, 88, 96, 99, 108, 112, 114, 126, 128, 132, 133, 144, 152, 154, 168, 171, 176, 189, 192, 198, 209, 216, 224, 228, 231, 252, 256, 264, 266, 288, 297, 304, 308, 336, 342, 352, 378, 384, 396, 399, 418, 432, 448, 456, 462, 504, 512, 513, 528, 532, 576, 594, 608, 616, 627, 672, 684, 693, 704, 756, 768, 792, 798, 836, 864, 896, 912, 924, 1008, 1026, 1039, 1056, 1064, 1152, 1188, 1197, 1216, 1232, 1254, 1344, 1368, 1386, 1408, 1463, 1512, 1536, 1584, 1596, 1672, 1728, 1792, 1824, 1848, 1881, 2016, 2052, 2078, 2079, 2112, 2128, 2304, 2376, 2394, 2432, 2464, 2508, 2688, 2736, 2772, 2816, 2926, 3024, 3117, 3168, 3192, 3344, 3456, 3584, 3591, 3648, 3696, 3762, 4032, 4104, 4156, 4158, 4224, 4256, 4389, 4608, 4752, 4788, 4864, 4928, 5016, 5376, 5472, 5544, 5632, 5643, 5852, 6048, 6234, 6336, 6384, 6688, 6912, 7182, 7273, 7296, 7392, 7524, 8064, 8208, 8312, 8316, 8448, 8512, 8778, 9351, 9504, 9576, 9728, 9856, 10032, 10752, 10944, 11088, 11286, 11429, 11704, 12096, 12468, 12672, 12768, 13167, 13376, 13824, 14364, 14546, 14592, 14784, 15048, 16128, 16416, 16624, 16632, 16896, 17024, 17556, 18702, 19008, 19152, 19712, 19741, 20064, 21819, 21888, 22176, 22572, 22858, 23408, 24192, 24936, 25344, 25536, 26334, 26752, 28053, 28728, 29092, 29184, 29568, 30096, 32256, 32832, 33248, 33264, 34048, 34287, 35112, 37404, 38016, 38304, 39424, 39482, 39501, 40128, 43638, 43776, 44352, 45144, 45716, 46816, 48384, 49872, 50688, 51072, 52668, 53504, 56106, 57456, 58184, 59136, 59223, 60192, 65457, 65664, 66496, 66528, 68096, 68574, 70224, 74808, 76032, 76608, 78964, 79002, 80003, 80256, 87276, 87552, 88704, 90288, 91432, 93632, 96768, 99744, 102144, 102861, 105336, 107008, 112212, 114912, 116368, 118272, 118446, 120384, 130914, 131328, 132992, 133056, 137148, 138187, 140448, 149616, 152064, 153216, 157928, 158004, 160006, 160512, 174552, 177408, 177669, 180576, 182864, 187264, 196371, 199488, 204288, 205722, 210672, 217151, 224424, 229824, 232736, 236892, 240009, 240768, 261828, 262656, 265984, 266112, 274296, 276374, 280896, 299232, 306432, 308583, 315856, 316008, 320012, 321024, 349104, 354816, 355338, 361152, 365728, 374528, 392742, 398976, 411444, 414561, 421344, 434302, 448848, 459648, 465472, 473784, 480018, 481536, 523656, 531968, 532224, 533007, 548592, 552748, 561792, 598464, 612864, 617166, 631712, 632016, 640024, 651453, 698208, 710676, 720027, 722304, 731456, 749056, 785484, 797952, 822888, 829122, 842688, 868604, 897696, 919296, 930944, 947568, 960036, 963072, 1047312, 1064448, 1066014, 1097184, 1105496, 1123584, 1196928, 1234332, 1243683, 1263424, 1264032, 1280048, 1302906, 1396416, 1421352, 1440054, 1444608, 1462912, 1520057, 1570968, 1595904, 1645776, 1658244, 1685376, 1737208, 1795392, 1838592, 1861888, 1895136, 1920072, 1954359, 2094624, 2132028, 2160081, 2194368, 2210992, 2247168, 2393856, 2468664, 2487366, 2526848, 2528064, 2560096, 2605812, 2792832, 2842704, 2880108, 2889216, 2925824, 3040114, 3141936, 3291552, 3316488, 3370752, 3474416, 3590784, 3723776, 3731049, 3790272, 3840144, 3908718, 4189248, 4264056, 4320162, 4388736, 4421984, 4560171, 4787712, 4937328, 4974732, 5053696, 5056128, 5120192, 5211624, 5585664, 5685408, 5760216, 5851648, 5863077, 6080228, 6283872, 6583104, 6632976, 6741504, 6948832, 7181568, 7462098, 7580544, 7680288, 7817436, 8378496, 8528112, 8640324, 8777472, 8843968, 9120342, 9874656, 9949464, 10107392, 10112256, 10240384, 10423248, 11171328, 11370816, 11520432, 11726154, 12160456, 12567744, 13166208, 13265952, 13680513, 13897664, 14363136, 14924196, 15161088, 15360576, 15634872, 16756992, 17056224, 17280648, 17554944, 17687936, 18240684, 19749312, 19898928, 20224512, 20480768, 20846496, 22741632, 23040864, 23452308, 24320912, 25135488, 26332416, 26531904, 27361026, 27795328, 29848392, 30322176, 30721152, 31269744, 33513984, 34112448, 34561296, 35375872, 36481368, 39498624, 39797856, 40961536, 41041539, 41692992, 45483264, 46081728, 46904616, 48641824, 50270976, 52664832, 53063808, 54722052, 55590656, 59696784, 61442304, 62539488, 68224896, 69122592, 70751744, 72962736, 78997248, 79595712, 82083078, 83385984, 90966528, 92163456, 93809232, 97283648, 100541952, 106127616, 109444104, 111181312, 119393568, 122884608, 125078976, 136449792, 138245184, 145925472, 157994496, 159191424, 164166156, 166771968, 184326912, 187618464, 194567296, 212255232, 218888208, 238787136, 250157952, 272899584, 276490368, 291850944, 318382848, 328332312, 333543936, 368653824, 375236928, 389134592, 437776416, 477574272, 500315904, 552980736, 583701888, 636765696, 656664624, 750473856, 778269184, 875552832, 955148544, 1000631808, 1105961472, 1167403776, 1313329248, 1500947712, 1751105664, 1910297088, 2334807552, 2626658496, 3001895424, 3502211328, 5253316992, 7004422656, 10506633984, 21013267968]

約数ペア:

[(1, 21013267968), (2, 10506633984), (3, 7004422656), (4, 5253316992), (6, 3502211328), (7, 3001895424), (8, 2626658496), (9, 2334807552), (11, 1910297088), (12, 1751105664), (14, 1500947712), (16, 1313329248), (18, 1167403776), (19, 1105961472), (21, 1000631808), (22, 955148544), (24, 875552832), (27, 778269184), (28, 750473856), (32, 656664624), (33, 636765696), (36, 583701888), (38, 552980736), (42, 500315904), (44, 477574272), (48, 437776416), (54, 389134592), (56, 375236928), (57, 368653824), (63, 333543936), (64, 328332312), (66, 318382848), (72, 291850944), (76, 276490368), (77, 272899584), (84, 250157952), (88, 238787136), (96, 218888208), (99, 212255232), (108, 194567296), (112, 187618464), (114, 184326912), (126, 166771968), (128, 164166156), (132, 159191424), (133, 157994496), (144, 145925472), (152, 138245184), (154, 136449792), (168, 125078976), (171, 122884608), (176, 119393568), (189, 111181312), (192, 109444104), (198, 106127616), (209, 100541952), (216, 97283648), (224, 93809232), (228, 92163456), (231, 90966528), (252, 83385984), (256, 82083078), (264, 79595712), (266, 78997248), (288, 72962736), (297, 70751744), (304, 69122592), (308, 68224896), (336, 62539488), (342, 61442304), (352, 59696784), (378, 55590656), (384, 54722052), (396, 53063808), (399, 52664832), (418, 50270976), (432, 48641824), (448, 46904616), (456, 46081728), (462, 45483264), (504, 41692992), (512, 41041539), (513, 40961536), (528, 39797856), (532, 39498624), (576, 36481368), (594, 35375872), (608, 34561296), (616, 34112448), (627, 33513984), (672, 31269744), (684, 30721152), (693, 30322176), (704, 29848392), (756, 27795328), (768, 27361026), (792, 26531904), (798, 26332416), (836, 25135488), (864, 24320912), (896, 23452308), (912, 23040864), (924, 22741632), (1008, 20846496), (1026, 20480768), (1039, 20224512), (1056, 19898928), (1064, 19749312), (1152, 18240684), (1188, 17687936), (1197, 17554944), (1216, 17280648), (1232, 17056224), (1254, 16756992), (1344, 15634872), (1368, 15360576), (1386, 15161088), (1408, 14924196), (1463, 14363136), (1512, 13897664), (1536, 13680513), (1584, 13265952), (1596, 13166208), (1672, 12567744), (1728, 12160456), (1792, 11726154), (1824, 11520432), (1848, 11370816), (1881, 11171328), (2016, 10423248), (2052, 10240384), (2078, 10112256), (2079, 10107392), (2112, 9949464), (2128, 9874656), (2304, 9120342), (2376, 8843968), (2394, 8777472), (2432, 8640324), (2464, 8528112), (2508, 8378496), (2688, 7817436), (2736, 7680288), (2772, 7580544), (2816, 7462098), (2926, 7181568), (3024, 6948832), (3117, 6741504), (3168, 6632976), (3192, 6583104), (3344, 6283872), (3456, 6080228), (3584, 5863077), (3591, 5851648), (3648, 5760216), (3696, 5685408), (3762, 5585664), (4032, 5211624), (4104, 5120192), (4156, 5056128), (4158, 5053696), (4224, 4974732), (4256, 4937328), (4389, 4787712), (4608, 4560171), (4752, 4421984), (4788, 4388736), (4864, 4320162), (4928, 4264056), (5016, 4189248), (5376, 3908718), (5472, 3840144), (5544, 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(74808, 280896), (76032, 276374), (76608, 274296), (78964, 266112), (79002, 265984), (80003, 262656), (80256, 261828), (87276, 240768), (87552, 240009), (88704, 236892), (90288, 232736), (91432, 229824), (93632, 224424), (96768, 217151), (99744, 210672), (102144, 205722), (102861, 204288), (105336, 199488), (107008, 196371), (112212, 187264), (114912, 182864), (116368, 180576), (118272, 177669), (118446, 177408), (120384, 174552), (130914, 160512), (131328, 160006), (132992, 158004), (133056, 157928), (137148, 153216), (138187, 152064), (140448, 149616)]