21721125888

素因数分解:

$2^{10}\times 3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1$

素因数の和:248

約数の個数: 880

約数和(自身を含む): 85600627200

約数和(自身を除く): 63879501312

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, 81, 84, 88, 96, 99, 108, 112, 114, 126, 128, 132, 133, 144, 152, 154, 162, 168, 171, 176, 179, 189, 192, 198, 209, 216, 224, 228, 231, 252, 256, 264, 266, 288, 297, 304, 308, 324, 336, 342, 352, 358, 378, 384, 396, 399, 418, 432, 448, 456, 462, 504, 512, 513, 528, 532, 537, 567, 576, 594, 608, 616, 627, 648, 672, 684, 693, 704, 716, 756, 768, 792, 798, 836, 864, 891, 896, 912, 924, 1008, 1024, 1026, 1056, 1064, 1074, 1134, 1152, 1188, 1197, 1216, 1232, 1253, 1254, 1296, 1344, 1368, 1386, 1408, 1432, 1463, 1512, 1536, 1539, 1584, 1596, 1611, 1672, 1728, 1782, 1792, 1824, 1848, 1881, 1969, 2016, 2052, 2079, 2112, 2128, 2148, 2268, 2304, 2376, 2394, 2432, 2464, 2506, 2508, 2592, 2688, 2736, 2772, 2816, 2864, 2926, 3024, 3072, 3078, 3168, 3192, 3222, 3344, 3401, 3456, 3564, 3584, 3591, 3648, 3696, 3759, 3762, 3938, 4032, 4104, 4158, 4224, 4256, 4296, 4389, 4536, 4608, 4752, 4788, 4833, 4864, 4928, 5012, 5016, 5184, 5376, 5472, 5544, 5632, 5643, 5728, 5852, 5907, 6048, 6156, 6237, 6336, 6384, 6444, 6688, 6802, 6912, 7128, 7168, 7182, 7296, 7392, 7518, 7524, 7876, 8064, 8208, 8316, 8448, 8512, 8592, 8778, 9072, 9216, 9504, 9576, 9666, 9728, 9856, 10024, 10032, 10203, 10368, 10752, 10773, 10944, 11088, 11264, 11277, 11286, 11456, 11704, 11814, 12096, 12312, 12474, 12672, 12768, 12888, 13167, 13376, 13604, 13783, 13824, 14256, 14364, 14499, 14592, 14784, 15036, 15048, 15752, 16128, 16416, 16632, 16896, 16929, 17024, 17184, 17556, 17721, 18144, 19008, 19152, 19332, 19456, 19712, 20048, 20064, 20406, 20736, 21504, 21546, 21888, 22176, 22554, 22572, 22912, 23408, 23628, 23807, 24192, 24624, 24948, 25344, 25536, 25776, 26334, 26752, 27208, 27566, 27648, 28512, 28728, 28998, 29184, 29568, 30072, 30096, 30609, 31504, 32256, 32832, 33264, 33792, 33831, 33858, 34048, 34368, 35112, 35442, 36288, 37411, 38016, 38304, 38664, 39424, 39501, 40096, 40128, 40812, 41349, 41472, 43092, 43776, 44352, 45108, 45144, 45824, 46816, 47256, 47614, 48384, 49248, 49896, 50688, 51072, 51552, 52668, 53163, 53504, 54416, 55132, 57024, 57456, 57996, 58368, 59136, 60144, 60192, 61218, 63008, 64512, 65664, 66528, 67662, 67716, 68096, 68736, 70224, 70884, 71421, 72576, 74822, 76032, 76608, 77328, 78848, 79002, 80192, 80256, 81624, 82698, 82944, 86184, 87552, 88704, 90216, 90288, 91648, 91827, 93632, 94512, 95228, 96768, 98496, 99792, 101376, 101493, 102144, 103104, 105336, 106326, 107008, 108832, 110264, 112233, 114048, 114912, 115992, 118272, 118503, 120288, 120384, 122436, 124047, 126016, 131328, 133056, 135324, 135432, 136192, 137472, 140448, 141768, 142842, 145152, 149644, 152064, 153216, 154656, 158004, 159489, 160384, 160512, 163248, 165396, 172368, 175104, 177408, 180432, 180576, 183296, 183654, 187264, 189024, 190456, 193536, 196992, 199584, 202986, 204288, 206208, 210672, 212652, 214016, 214263, 217664, 220528, 224466, 228096, 229824, 231984, 236544, 237006, 240576, 240768, 244872, 248094, 252032, 261877, 262656, 266112, 270648, 270864, 274944, 275481, 280896, 283536, 285684, 290304, 299288, 304128, 306432, 309312, 316008, 318978, 320768, 321024, 326496, 330792, 336699, 344736, 354816, 360864, 361152, 367308, 372141, 374528, 378048, 380912, 393984, 399168, 405972, 408576, 412416, 421344, 425304, 428526, 435328, 441056, 448932, 456192, 459648, 463968, 474012, 481152, 481536, 489744, 496188, 504064, 523754, 525312, 532224, 541296, 541728, 549888, 550962, 561792, 567072, 571368, 580608, 598576, 612864, 618624, 632016, 637956, 641536, 642048, 642789, 652992, 661584, 673398, 689472, 709632, 721728, 722304, 734616, 744282, 749056, 756096, 761824, 785631, 787968, 798336, 811944, 824832, 842688, 850608, 857052, 870656, 882112, 897864, 912384, 919296, 927936, 948024, 962304, 963072, 979488, 992376, 1008128, 1010097, 1047508, 1064448, 1082592, 1083456, 1101924, 1116423, 1123584, 1134144, 1142736, 1197152, 1225728, 1237248, 1264032, 1275912, 1283072, 1285578, 1305984, 1323168, 1346796, 1378944, 1443456, 1444608, 1469232, 1488564, 1498112, 1512192, 1523648, 1571262, 1575936, 1596672, 1623888, 1649664, 1685376, 1701216, 1714104, 1741312, 1764224, 1795728, 1838592, 1855872, 1896048, 1924608, 1926144, 1928367, 1958976, 1984752, 2016256, 2020194, 2095016, 2128896, 2165184, 2166912, 2203848, 2232846, 2247168, 2268288, 2285472, 2356893, 2394304, 2474496, 2528064, 2551824, 2571156, 2611968, 2646336, 2693592, 2757888, 2886912, 2889216, 2938464, 2977128, 3024384, 3030291, 3047296, 3142524, 3193344, 3247776, 3370752, 3402432, 3428208, 3482624, 3528448, 3591456, 3677184, 3711744, 3792096, 3849216, 3856734, 3917952, 3969504, 4040388, 4190032, 4330368, 4333824, 4407696, 4465692, 4494336, 4536576, 4570944, 4713786, 4788608, 4948992, 5056128, 5103648, 5142312, 5223936, 5292672, 5387184, 5515776, 5773824, 5778432, 5876928, 5954256, 6048768, 6060582, 6094592, 6285048, 6386688, 6495552, 6741504, 6804864, 6856416, 7056896, 7070679, 7182912, 7423488, 7584192, 7713468, 7835904, 7939008, 8080776, 8380064, 8660736, 8667648, 8815392, 8931384, 9073152, 9141888, 9427572, 9577216, 10112256, 10207296, 10284624, 10447872, 10585344, 10774368, 11031552, 11547648, 11753856, 11908512, 12121164, 12189184, 12570096, 12991104, 13483008, 13609728, 13712832, 14113792, 14141358, 14365824, 14846976, 15168384, 15426936, 15671808, 15878016, 16161552, 16760128, 17321472, 17335296, 17630784, 17862768, 18146304, 18283776, 18855144, 19154432, 20224512, 20414592, 20569248, 21170688, 21212037, 21548736, 23507712, 23817024, 24242328, 24378368, 25140192, 25982208, 27219456, 27425664, 28282716, 28731648, 30336768, 30853872, 31343616, 31756032, 32323104, 33520256, 34642944, 35261568, 35725536, 36567552, 37710288, 38308864, 40449024, 40829184, 41138496, 42341376, 42424074, 43097472, 47015424, 47634048, 48484656, 50280384, 51964416, 54438912, 54851328, 56565432, 57463296, 60673536, 61707744, 63512064, 64646208, 67040512, 70523136, 71451072, 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約数ペア:

[(1, 21721125888), (2, 10860562944), (3, 7240375296), (4, 5430281472), (6, 3620187648), (7, 3103017984), (8, 2715140736), (9, 2413458432), (11, 1974647808), (12, 1810093824), (14, 1551508992), (16, 1357570368), (18, 1206729216), (19, 1143217152), (21, 1034339328), (22, 987323904), (24, 905046912), (27, 804486144), (28, 775754496), (32, 678785184), (33, 658215936), (36, 603364608), (38, 571608576), (42, 517169664), (44, 493661952), (48, 452523456), (54, 402243072), (56, 387877248), (57, 381072384), (63, 344779776), (64, 339392592), (66, 329107968), (72, 301682304), (76, 285804288), (77, 282092544), (81, 268162048), (84, 258584832), (88, 246830976), (96, 226261728), (99, 219405312), (108, 201121536), (112, 193938624), (114, 190536192), (126, 172389888), (128, 169696296), (132, 164553984), (133, 163316736), (144, 150841152), (152, 142902144), (154, 141046272), (162, 134081024), (168, 129292416), (171, 127024128), (176, 123415488), (179, 121347072), (189, 114926592), (192, 113130864), (198, 109702656), (209, 103928832), (216, 100560768), (224, 96969312), (228, 95268096), (231, 94030848), (252, 86194944), (256, 84848148), (264, 82276992), (266, 81658368), (288, 75420576), (297, 73135104), (304, 71451072), (308, 70523136), (324, 67040512), (336, 64646208), (342, 63512064), (352, 61707744), (358, 60673536), (378, 57463296), (384, 56565432), (396, 54851328), (399, 54438912), (418, 51964416), (432, 50280384), (448, 48484656), (456, 47634048), (462, 47015424), (504, 43097472), (512, 42424074), (513, 42341376), (528, 41138496), (532, 40829184), (537, 40449024), (567, 38308864), (576, 37710288), (594, 36567552), (608, 35725536), (616, 35261568), (627, 34642944), (648, 33520256), (672, 32323104), (684, 31756032), (693, 31343616), (704, 30853872), (716, 30336768), (756, 28731648), (768, 28282716), (792, 27425664), (798, 27219456), (836, 25982208), (864, 25140192), (891, 24378368), (896, 24242328), (912, 23817024), (924, 23507712), (1008, 21548736), (1024, 21212037), (1026, 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(3168, 6856416), (3192, 6804864), (3222, 6741504), (3344, 6495552), (3401, 6386688), (3456, 6285048), (3564, 6094592), (3584, 6060582), (3591, 6048768), (3648, 5954256), (3696, 5876928), (3759, 5778432), (3762, 5773824), (3938, 5515776), (4032, 5387184), (4104, 5292672), (4158, 5223936), (4224, 5142312), (4256, 5103648), (4296, 5056128), (4389, 4948992), (4536, 4788608), (4608, 4713786), (4752, 4570944), (4788, 4536576), (4833, 4494336), (4864, 4465692), (4928, 4407696), (5012, 4333824), (5016, 4330368), (5184, 4190032), (5376, 4040388), (5472, 3969504), (5544, 3917952), (5632, 3856734), (5643, 3849216), (5728, 3792096), (5852, 3711744), (5907, 3677184), (6048, 3591456), (6156, 3528448), (6237, 3482624), (6336, 3428208), (6384, 3402432), (6444, 3370752), (6688, 3247776), (6802, 3193344), (6912, 3142524), (7128, 3047296), (7168, 3030291), (7182, 3024384), (7296, 2977128), (7392, 2938464), (7518, 2889216), (7524, 2886912), (7876, 2757888), (8064, 2693592), (8208, 2646336), (8316, 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525312), (41472, 523754), (43092, 504064), (43776, 496188), (44352, 489744), (45108, 481536), (45144, 481152), (45824, 474012), (46816, 463968), (47256, 459648), (47614, 456192), (48384, 448932), (49248, 441056), (49896, 435328), (50688, 428526), (51072, 425304), (51552, 421344), (52668, 412416), (53163, 408576), (53504, 405972), (54416, 399168), (55132, 393984), (57024, 380912), (57456, 378048), (57996, 374528), (58368, 372141), (59136, 367308), (60144, 361152), (60192, 360864), (61218, 354816), (63008, 344736), (64512, 336699), (65664, 330792), (66528, 326496), (67662, 321024), (67716, 320768), (68096, 318978), (68736, 316008), (70224, 309312), (70884, 306432), (71421, 304128), (72576, 299288), (74822, 290304), (76032, 285684), (76608, 283536), (77328, 280896), (78848, 275481), (79002, 274944), (80192, 270864), (80256, 270648), (81624, 266112), (82698, 262656), (82944, 261877), (86184, 252032), (87552, 248094), (88704, 244872), (90216, 240768), (90288, 240576), (91648, 237006), (91827, 236544), (93632, 231984), (94512, 229824), (95228, 228096), (96768, 224466), (98496, 220528), (99792, 217664), (101376, 214263), (101493, 214016), (102144, 212652), (103104, 210672), (105336, 206208), (106326, 204288), (107008, 202986), (108832, 199584), (110264, 196992), (112233, 193536), (114048, 190456), (114912, 189024), (115992, 187264), (118272, 183654), (118503, 183296), (120288, 180576), (120384, 180432), (122436, 177408), (124047, 175104), (126016, 172368), (131328, 165396), (133056, 163248), (135324, 160512), (135432, 160384), (136192, 159489), (137472, 158004), (140448, 154656), (141768, 153216), (142842, 152064), (145152, 149644)]