21420153216

素因数分解:

$2^7\times 3^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{3833}}^1$

素因数の和:3884

約数の個数: 480

約数和(自身を含む): 80915879880

約数和(自身を除く): 59495726664

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 27, 28, 32, 33, 36, 42, 44, 48, 49, 54, 56, 63, 64, 66, 72, 77, 81, 84, 88, 96, 98, 99, 108, 112, 126, 128, 132, 144, 147, 154, 162, 168, 176, 189, 192, 196, 198, 216, 224, 231, 252, 264, 288, 294, 297, 308, 324, 336, 352, 378, 384, 392, 396, 432, 441, 448, 462, 504, 528, 539, 567, 576, 588, 594, 616, 648, 672, 693, 704, 756, 784, 792, 864, 882, 891, 896, 924, 1008, 1056, 1078, 1134, 1152, 1176, 1188, 1232, 1296, 1323, 1344, 1386, 1408, 1512, 1568, 1584, 1617, 1728, 1764, 1782, 1848, 2016, 2079, 2112, 2156, 2268, 2352, 2376, 2464, 2592, 2646, 2688, 2772, 3024, 3136, 3168, 3234, 3456, 3528, 3564, 3696, 3833, 3969, 4032, 4158, 4224, 4312, 4536, 4704, 4752, 4851, 4928, 5184, 5292, 5544, 6048, 6237, 6272, 6336, 6468, 7056, 7128, 7392, 7666, 7938, 8064, 8316, 8624, 9072, 9408, 9504, 9702, 9856, 10368, 10584, 11088, 11499, 12096, 12474, 12672, 12936, 14112, 14256, 14553, 14784, 15332, 15876, 16632, 17248, 18144, 18816, 19008, 19404, 21168, 22176, 22998, 24192, 24948, 25872, 26831, 28224, 28512, 29106, 29568, 30664, 31752, 33264, 34496, 34497, 36288, 38016, 38808, 42163, 42336, 43659, 44352, 45996, 49896, 51744, 53662, 56448, 57024, 58212, 61328, 63504, 66528, 68992, 68994, 72576, 77616, 80493, 84326, 84672, 87318, 88704, 91992, 99792, 103488, 103491, 107324, 114048, 116424, 122656, 126489, 127008, 133056, 137988, 155232, 160986, 168652, 169344, 174636, 183984, 187817, 199584, 206976, 206982, 214648, 232848, 241479, 245312, 252978, 254016, 266112, 275976, 295141, 310464, 310473, 321972, 337304, 349272, 367968, 375634, 379467, 399168, 413964, 429296, 465696, 482958, 490624, 505956, 508032, 551952, 563451, 590282, 620928, 620946, 643944, 674608, 698544, 724437, 735936, 751268, 758934, 798336, 827928, 858592, 885423, 931392, 965916, 1011912, 1103904, 1126902, 1138401, 1180564, 1241892, 1287888, 1349216, 1397088, 1448874, 1471872, 1502536, 1517868, 1655856, 1690353, 1717184, 1770846, 1862784, 1931832, 2023824, 2065987, 2173311, 2207808, 2253804, 2276802, 2361128, 2483784, 2575776, 2656269, 2698432, 2794176, 2897748, 3005072, 3035736, 3311712, 3380706, 3415203, 3434368, 3541692, 3863664, 4047648, 4131974, 4346622, 4415616, 4507608, 4553604, 4722256, 4967568, 5071059, 5151552, 5312538, 5396864, 5588352, 5795496, 6010144, 6071472, 6197961, 6623424, 6761412, 6830406, 7083384, 7727328, 7968807, 8095296, 8263948, 8693244, 9015216, 9107208, 9444512, 9935136, 10142118, 10303104, 10625076, 11590992, 12020288, 12142944, 12395922, 13246848, 13522824, 13660812, 14166768, 15213177, 15454656, 15937614, 16190592, 16527896, 17386488, 18030432, 18214416, 18593883, 18889024, 19870272, 20284236, 21250152, 23181984, 23906421, 24040576, 24285888, 24791844, 27045648, 27321624, 28333536, 30426354, 30909312, 31875228, 33055792, 34772976, 36060864, 36428832, 37187766, 37778048, 39740544, 40568472, 42500304, 46363968, 47812842, 48571776, 49583688, 54091296, 54643248, 55781649, 56667072, 60852708, 63750456, 66111584, 69545952, 72121728, 72857664, 74375532, 81136944, 85000608, 92727936, 95625684, 99167376, 108182592, 109286496, 111563298, 113334144, 121705416, 127500912, 132223168, 139091904, 145715328, 148751064, 162273888, 167344947, 170001216, 191251368, 198334752, 216365184, 218572992, 223126596, 243410832, 255001824, 264446336, 278183808, 297502128, 324547776, 334689894, 340002432, 382502736, 396669504, 437145984, 446253192, 486821664, 510003648, 595004256, 649095552, 669379788, 765005472, 793339008, 892506384, 973643328, 1020007296, 1190008512, 1338759576, 1530010944, 1785012768, 1947286656, 2380017024, 2677519152, 3060021888, 3570025536, 5355038304, 7140051072, 10710076608, 21420153216]

約数ペア:

[(1, 21420153216), (2, 10710076608), (3, 7140051072), (4, 5355038304), (6, 3570025536), (7, 3060021888), (8, 2677519152), (9, 2380017024), (11, 1947286656), (12, 1785012768), (14, 1530010944), (16, 1338759576), (18, 1190008512), (21, 1020007296), (22, 973643328), (24, 892506384), (27, 793339008), (28, 765005472), (32, 669379788), (33, 649095552), (36, 595004256), (42, 510003648), (44, 486821664), (48, 446253192), (49, 437145984), (54, 396669504), (56, 382502736), (63, 340002432), (64, 334689894), (66, 324547776), (72, 297502128), (77, 278183808), (81, 264446336), (84, 255001824), (88, 243410832), (96, 223126596), (98, 218572992), (99, 216365184), (108, 198334752), (112, 191251368), (126, 170001216), (128, 167344947), (132, 162273888), (144, 148751064), (147, 145715328), (154, 139091904), (162, 132223168), (168, 127500912), (176, 121705416), (189, 113334144), (192, 111563298), (196, 109286496), (198, 108182592), (216, 99167376), (224, 95625684), (231, 92727936), (252, 85000608), (264, 81136944), (288, 74375532), (294, 72857664), (297, 72121728), (308, 69545952), (324, 66111584), (336, 63750456), (352, 60852708), (378, 56667072), (384, 55781649), (392, 54643248), (396, 54091296), (432, 49583688), (441, 48571776), (448, 47812842), (462, 46363968), (504, 42500304), (528, 40568472), (539, 39740544), (567, 37778048), (576, 37187766), (588, 36428832), (594, 36060864), (616, 34772976), (648, 33055792), (672, 31875228), (693, 30909312), (704, 30426354), (756, 28333536), (784, 27321624), (792, 27045648), (864, 24791844), (882, 24285888), (891, 24040576), (896, 23906421), (924, 23181984), (1008, 21250152), (1056, 20284236), (1078, 19870272), (1134, 18889024), (1152, 18593883), (1176, 18214416), (1188, 18030432), (1232, 17386488), (1296, 16527896), (1323, 16190592), (1344, 15937614), (1386, 15454656), (1408, 15213177), (1512, 14166768), (1568, 13660812), (1584, 13522824), (1617, 13246848), (1728, 12395922), (1764, 12142944), (1782, 12020288), (1848, 11590992), (2016, 10625076), (2079, 10303104), (2112, 10142118), (2156, 9935136), (2268, 9444512), (2352, 9107208), (2376, 9015216), (2464, 8693244), (2592, 8263948), (2646, 8095296), (2688, 7968807), (2772, 7727328), (3024, 7083384), (3136, 6830406), (3168, 6761412), (3234, 6623424), (3456, 6197961), (3528, 6071472), (3564, 6010144), (3696, 5795496), (3833, 5588352), (3969, 5396864), (4032, 5312538), (4158, 5151552), (4224, 5071059), (4312, 4967568), (4536, 4722256), (4704, 4553604), (4752, 4507608), (4851, 4415616), (4928, 4346622), (5184, 4131974), (5292, 4047648), (5544, 3863664), (6048, 3541692), (6237, 3434368), (6272, 3415203), (6336, 3380706), (6468, 3311712), (7056, 3035736), (7128, 3005072), (7392, 2897748), (7666, 2794176), (7938, 2698432), (8064, 2656269), (8316, 2575776), (8624, 2483784), (9072, 2361128), (9408, 2276802), (9504, 2253804), (9702, 2207808), (9856, 2173311), (10368, 2065987), (10584, 2023824), (11088, 1931832), (11499, 1862784), (12096, 1770846), (12474, 1717184), (12672, 1690353), (12936, 1655856), (14112, 1517868), (14256, 1502536), (14553, 1471872), (14784, 1448874), (15332, 1397088), (15876, 1349216), (16632, 1287888), (17248, 1241892), (18144, 1180564), (18816, 1138401), (19008, 1126902), (19404, 1103904), (21168, 1011912), (22176, 965916), (22998, 931392), (24192, 885423), (24948, 858592), (25872, 827928), (26831, 798336), (28224, 758934), (28512, 751268), (29106, 735936), (29568, 724437), (30664, 698544), (31752, 674608), (33264, 643944), (34496, 620946), (34497, 620928), (36288, 590282), (38016, 563451), (38808, 551952), (42163, 508032), (42336, 505956), (43659, 490624), (44352, 482958), (45996, 465696), (49896, 429296), (51744, 413964), (53662, 399168), (56448, 379467), (57024, 375634), (58212, 367968), (61328, 349272), (63504, 337304), (66528, 321972), (68992, 310473), (68994, 310464), (72576, 295141), (77616, 275976), (80493, 266112), (84326, 254016), (84672, 252978), (87318, 245312), (88704, 241479), (91992, 232848), (99792, 214648), (103488, 206982), (103491, 206976), (107324, 199584), (114048, 187817), (116424, 183984), (122656, 174636), (126489, 169344), (127008, 168652), (133056, 160986), (137988, 155232)]