21000252672

素因数分解:

$2^8\times 3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{167}}^1$

素因数の和:335

約数の個数: 576

約数和(自身を含む): 75161640960

約数和(自身を除く): 54161388288

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 23, 24, 27, 28, 32, 36, 42, 46, 48, 54, 56, 63, 64, 69, 72, 84, 92, 96, 108, 112, 113, 126, 128, 138, 144, 161, 167, 168, 184, 189, 192, 207, 216, 224, 226, 252, 256, 276, 288, 322, 334, 336, 339, 368, 378, 384, 414, 432, 448, 452, 483, 501, 504, 552, 576, 621, 644, 668, 672, 678, 736, 756, 768, 791, 828, 864, 896, 904, 966, 1002, 1008, 1017, 1104, 1152, 1169, 1242, 1288, 1336, 1344, 1356, 1449, 1472, 1503, 1512, 1582, 1656, 1728, 1792, 1808, 1932, 2004, 2016, 2034, 2208, 2304, 2338, 2373, 2484, 2576, 2599, 2672, 2688, 2712, 2898, 2944, 3006, 3024, 3051, 3164, 3312, 3456, 3507, 3616, 3841, 3864, 4008, 4032, 4068, 4347, 4416, 4509, 4676, 4746, 4968, 5152, 5198, 5344, 5376, 5424, 5796, 5888, 6012, 6048, 6102, 6328, 6624, 6912, 7014, 7119, 7232, 7682, 7728, 7797, 8016, 8064, 8136, 8694, 8832, 9018, 9352, 9492, 9936, 10304, 10396, 10521, 10688, 10848, 11523, 11592, 12024, 12096, 12204, 12656, 13248, 14028, 14238, 14464, 15364, 15456, 15594, 16032, 16128, 16272, 17388, 17664, 18036, 18193, 18704, 18871, 18984, 19872, 20608, 20792, 21042, 21357, 21376, 21696, 23046, 23184, 23391, 24048, 24192, 24408, 25312, 26496, 26887, 28056, 28476, 28928, 30728, 30912, 31188, 31563, 32064, 32544, 34569, 34776, 36072, 36386, 37408, 37742, 37968, 39744, 41216, 41584, 42084, 42714, 42752, 43392, 46092, 46368, 46782, 48096, 48384, 48816, 50624, 52992, 53774, 54579, 56112, 56613, 56952, 61456, 61824, 62376, 63126, 64128, 65088, 69138, 69552, 70173, 72144, 72772, 74816, 75484, 75936, 79488, 80661, 83168, 84168, 85428, 86784, 92184, 92736, 93564, 96192, 97632, 101248, 103707, 107548, 109158, 112224, 113226, 113904, 122912, 123648, 124752, 126252, 128256, 130176, 132097, 138276, 139104, 140346, 144288, 145544, 149632, 150968, 151872, 158976, 161322, 163737, 166336, 168336, 169839, 170856, 184368, 185472, 187128, 192384, 195264, 202496, 207414, 215096, 218316, 224448, 226452, 227808, 241983, 245824, 249504, 252504, 260352, 264194, 276552, 278208, 280692, 288576, 291088, 299264, 301936, 303744, 322644, 327474, 332672, 336672, 339678, 341712, 368736, 370944, 374256, 384768, 390528, 396291, 414828, 430192, 434033, 436632, 448896, 452904, 455616, 483966, 491211, 491648, 499008, 505008, 509517, 528388, 553104, 556416, 561384, 577152, 582176, 603872, 607488, 645288, 654948, 665344, 673344, 679356, 683424, 725949, 737472, 748512, 781056, 792582, 829656, 860384, 868066, 873264, 897792, 905808, 911232, 967932, 982422, 983296, 998016, 1010016, 1019034, 1056776, 1106208, 1112832, 1122768, 1154304, 1164352, 1188873, 1207744, 1290576, 1302099, 1309896, 1346688, 1358712, 1366848, 1451898, 1474944, 1497024, 1585164, 1659312, 1720768, 1736132, 1746528, 1811616, 1822464, 1935864, 1964844, 1996032, 2020032, 2038068, 2113552, 2212416, 2245536, 2328704, 2377746, 2415488, 2581152, 2604198, 2619792, 2693376, 2717424, 2733696, 2903796, 2949888, 2994048, 3038231, 3170328, 3318624, 3441536, 3472264, 3493056, 3566619, 3623232, 3871728, 3906297, 3929688, 4040064, 4076136, 4227104, 4424832, 4491072, 4657408, 4755492, 4830976, 5162304, 5208396, 5239584, 5434848, 5467392, 5807592, 5988096, 6076462, 6340656, 6637248, 6883072, 6944528, 6986112, 7133238, 7246464, 7743456, 7812594, 7859376, 8080128, 8152272, 8454208, 8849664, 8982144, 9114693, 9510984, 10324608, 10416792, 10479168, 10869696, 11615184, 11718891, 12152924, 12681312, 13274496, 13889056, 13972224, 14266476, 14492928, 15486912, 15625188, 15718752, 16304544, 16908416, 17964288, 18229386, 19021968, 20649216, 20833584, 20958336, 21739392, 23230368, 23437782, 24305848, 25362624, 26548992, 27344079, 27778112, 28532952, 30973824, 31250376, 31437504, 32609088, 33816832, 36458772, 38043936, 41667168, 41916672, 43478784, 46460736, 46875564, 48611696, 50725248, 54688158, 55556224, 57065904, 61947648, 62500752, 62875008, 65218176, 72917544, 76087872, 82032237, 83334336, 92921472, 93751128, 97223392, 101450496, 109376316, 111112448, 114131808, 125001504, 125750016, 130436352, 145835088, 152175744, 164064474, 166668672, 185842944, 187502256, 194446784, 218752632, 228263616, 250003008, 291670176, 304351488, 328128948, 333337344, 375004512, 388893568, 437505264, 456527232, 500006016, 583340352, 656257896, 750009024, 777787136, 875010528, 913054464, 1000012032, 1166680704, 1312515792, 1500018048, 1750021056, 2333361408, 2625031584, 3000036096, 3500042112, 5250063168, 7000084224, 10500126336, 21000252672]

約数ペア:

[(1, 21000252672), (2, 10500126336), (3, 7000084224), (4, 5250063168), (6, 3500042112), (7, 3000036096), (8, 2625031584), (9, 2333361408), (12, 1750021056), (14, 1500018048), (16, 1312515792), (18, 1166680704), (21, 1000012032), (23, 913054464), (24, 875010528), (27, 777787136), (28, 750009024), (32, 656257896), (36, 583340352), (42, 500006016), (46, 456527232), (48, 437505264), (54, 388893568), (56, 375004512), (63, 333337344), (64, 328128948), (69, 304351488), (72, 291670176), (84, 250003008), (92, 228263616), (96, 218752632), (108, 194446784), (112, 187502256), (113, 185842944), (126, 166668672), (128, 164064474), (138, 152175744), (144, 145835088), (161, 130436352), (167, 125750016), (168, 125001504), (184, 114131808), (189, 111112448), (192, 109376316), (207, 101450496), (216, 97223392), (224, 93751128), (226, 92921472), (252, 83334336), (256, 82032237), (276, 76087872), (288, 72917544), (322, 65218176), (334, 62875008), (336, 62500752), (339, 61947648), (368, 57065904), (378, 55556224), (384, 54688158), (414, 50725248), (432, 48611696), (448, 46875564), (452, 46460736), (483, 43478784), (501, 41916672), (504, 41667168), (552, 38043936), (576, 36458772), (621, 33816832), (644, 32609088), (668, 31437504), (672, 31250376), (678, 30973824), (736, 28532952), (756, 27778112), (768, 27344079), (791, 26548992), (828, 25362624), (864, 24305848), (896, 23437782), (904, 23230368), (966, 21739392), (1002, 20958336), (1008, 20833584), (1017, 20649216), (1104, 19021968), (1152, 18229386), (1169, 17964288), (1242, 16908416), (1288, 16304544), (1336, 15718752), (1344, 15625188), (1356, 15486912), (1449, 14492928), (1472, 14266476), (1503, 13972224), (1512, 13889056), (1582, 13274496), (1656, 12681312), (1728, 12152924), (1792, 11718891), (1808, 11615184), (1932, 10869696), (2004, 10479168), (2016, 10416792), (2034, 10324608), (2208, 9510984), (2304, 9114693), (2338, 8982144), (2373, 8849664), (2484, 8454208), (2576, 8152272), (2599, 8080128), (2672, 7859376), (2688, 7812594), (2712, 7743456), (2898, 7246464), (2944, 7133238), (3006, 6986112), (3024, 6944528), (3051, 6883072), (3164, 6637248), (3312, 6340656), (3456, 6076462), (3507, 5988096), (3616, 5807592), (3841, 5467392), (3864, 5434848), (4008, 5239584), (4032, 5208396), (4068, 5162304), (4347, 4830976), (4416, 4755492), (4509, 4657408), (4676, 4491072), (4746, 4424832), (4968, 4227104), (5152, 4076136), (5198, 4040064), (5344, 3929688), (5376, 3906297), (5424, 3871728), (5796, 3623232), (5888, 3566619), (6012, 3493056), (6048, 3472264), (6102, 3441536), (6328, 3318624), (6624, 3170328), (6912, 3038231), (7014, 2994048), (7119, 2949888), (7232, 2903796), (7682, 2733696), (7728, 2717424), (7797, 2693376), (8016, 2619792), (8064, 2604198), (8136, 2581152), (8694, 2415488), (8832, 2377746), (9018, 2328704), (9352, 2245536), (9492, 2212416), (9936, 2113552), (10304, 2038068), (10396, 2020032), (10521, 1996032), (10688, 1964844), (10848, 1935864), (11523, 1822464), (11592, 1811616), (12024, 1746528), (12096, 1736132), (12204, 1720768), (12656, 1659312), (13248, 1585164), (14028, 1497024), (14238, 1474944), (14464, 1451898), (15364, 1366848), (15456, 1358712), (15594, 1346688), (16032, 1309896), (16128, 1302099), (16272, 1290576), (17388, 1207744), (17664, 1188873), (18036, 1164352), (18193, 1154304), (18704, 1122768), (18871, 1112832), (18984, 1106208), (19872, 1056776), (20608, 1019034), (20792, 1010016), (21042, 998016), (21357, 983296), (21376, 982422), (21696, 967932), (23046, 911232), (23184, 905808), (23391, 897792), (24048, 873264), (24192, 868066), (24408, 860384), (25312, 829656), (26496, 792582), (26887, 781056), (28056, 748512), (28476, 737472), (28928, 725949), (30728, 683424), (30912, 679356), (31188, 673344), (31563, 665344), (32064, 654948), (32544, 645288), (34569, 607488), (34776, 603872), (36072, 582176), (36386, 577152), (37408, 561384), (37742, 556416), (37968, 553104), (39744, 528388), (41216, 509517), (41584, 505008), (42084, 499008), (42714, 491648), (42752, 491211), (43392, 483966), (46092, 455616), (46368, 452904), (46782, 448896), (48096, 436632), (48384, 434033), (48816, 430192), (50624, 414828), (52992, 396291), (53774, 390528), (54579, 384768), (56112, 374256), (56613, 370944), (56952, 368736), (61456, 341712), (61824, 339678), (62376, 336672), (63126, 332672), (64128, 327474), (65088, 322644), (69138, 303744), (69552, 301936), (70173, 299264), (72144, 291088), (72772, 288576), (74816, 280692), (75484, 278208), (75936, 276552), (79488, 264194), (80661, 260352), (83168, 252504), (84168, 249504), (85428, 245824), (86784, 241983), (92184, 227808), (92736, 226452), (93564, 224448), (96192, 218316), (97632, 215096), (101248, 207414), (103707, 202496), (107548, 195264), (109158, 192384), (112224, 187128), (113226, 185472), (113904, 184368), (122912, 170856), (123648, 169839), (124752, 168336), (126252, 166336), (128256, 163737), (130176, 161322), (132097, 158976), (138276, 151872), (139104, 150968), (140346, 149632), (144288, 145544)]