21000966456

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1$

素因数の和:231

約数の個数: 384

約数和(自身を含む): 62156448000

約数和(自身を除く): 41155481544

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 19, 24, 34, 37, 38, 51, 57, 59, 68, 73, 74, 76, 102, 111, 114, 118, 136, 146, 148, 152, 177, 204, 219, 222, 228, 236, 289, 292, 296, 323, 354, 408, 438, 444, 456, 472, 578, 584, 629, 646, 703, 708, 867, 876, 888, 969, 1003, 1121, 1156, 1241, 1258, 1292, 1387, 1406, 1416, 1734, 1752, 1887, 1938, 2006, 2109, 2183, 2242, 2312, 2482, 2516, 2584, 2701, 2774, 2812, 3009, 3363, 3468, 3723, 3774, 3876, 4012, 4161, 4218, 4307, 4366, 4484, 4964, 5032, 5402, 5491, 5548, 5624, 6018, 6549, 6726, 6936, 7446, 7548, 7752, 8024, 8103, 8322, 8436, 8614, 8732, 8968, 9928, 10693, 10804, 10982, 11096, 11951, 12036, 12921, 13098, 13452, 14892, 15096, 16206, 16473, 16644, 16872, 17051, 17228, 17464, 19057, 21097, 21386, 21608, 21964, 23579, 23902, 24072, 25842, 26196, 26904, 29784, 32079, 32412, 32946, 33288, 34102, 34456, 35853, 37111, 38114, 41477, 42194, 42772, 43928, 45917, 47158, 47804, 51153, 51319, 51684, 52392, 57171, 63291, 64158, 64824, 65892, 68204, 70737, 71706, 73219, 74222, 76228, 81833, 82954, 84388, 85544, 91834, 94316, 95608, 102306, 102638, 103368, 111333, 114342, 124431, 126582, 128316, 131784, 136408, 137751, 141474, 143412, 146438, 148444, 152456, 153957, 159359, 163666, 165908, 168776, 183668, 188632, 203167, 204612, 205276, 219657, 222666, 228684, 245499, 248862, 253164, 256632, 275502, 282948, 286824, 292876, 296888, 307914, 318718, 323969, 327332, 331816, 367336, 400843, 406334, 409224, 410552, 439314, 445332, 457368, 478077, 490998, 497724, 506328, 551004, 565896, 585752, 609501, 615828, 630887, 637436, 647938, 654664, 705109, 780589, 801686, 812668, 872423, 878628, 890664, 956154, 971907, 981996, 995448, 1102008, 1202529, 1219002, 1231656, 1244723, 1261774, 1274872, 1295876, 1391161, 1410218, 1561178, 1603372, 1625336, 1744846, 1757256, 1892661, 1912308, 1943814, 1963992, 2115327, 2341767, 2405058, 2438004, 2489446, 2523548, 2591752, 2617269, 2709103, 2782322, 2820436, 3027821, 3122356, 3206744, 3489692, 3734169, 3785322, 3824616, 3887628, 4173483, 4230654, 4683534, 4810116, 4876008, 4978892, 5047096, 5234538, 5418206, 5564644, 5640872, 6055642, 6244712, 6979384, 7468338, 7570644, 7775256, 8127309, 8346966, 8461308, 9083463, 9367068, 9620232, 9957784, 10469076, 10836412, 11129288, 11986853, 12111284, 14831191, 14936676, 15141288, 16254618, 16693932, 16922616, 18166926, 18734136, 20938152, 21672824, 23649737, 23973706, 24222568, 29662382, 29873352, 32509236, 33387864, 35960559, 36333852, 44493573, 46054751, 47299474, 47947412, 51472957, 59324764, 65018472, 70949211, 71921118, 72667704, 88987146, 92109502, 94598948, 95894824, 102945914, 118649528, 138164253, 141898422, 143842236, 154418871, 177974292, 184219004, 189197896, 205891828, 276328506, 283796844, 287684472, 308837742, 355948584, 368438008, 411783656, 552657012, 567593688, 617675484, 875040269, 1105314024, 1235350968, 1750080538, 2625120807, 3500161076, 5250241614, 7000322152, 10500483228, 21000966456]

約数ペア:

[(1, 21000966456), (2, 10500483228), (3, 7000322152), (4, 5250241614), (6, 3500161076), (8, 2625120807), (12, 1750080538), (17, 1235350968), (19, 1105314024), (24, 875040269), (34, 617675484), (37, 567593688), (38, 552657012), (51, 411783656), (57, 368438008), (59, 355948584), (68, 308837742), (73, 287684472), (74, 283796844), (76, 276328506), (102, 205891828), (111, 189197896), (114, 184219004), (118, 177974292), (136, 154418871), (146, 143842236), (148, 141898422), (152, 138164253), (177, 118649528), (204, 102945914), (219, 95894824), (222, 94598948), (228, 92109502), (236, 88987146), (289, 72667704), (292, 71921118), (296, 70949211), (323, 65018472), (354, 59324764), (408, 51472957), (438, 47947412), (444, 47299474), (456, 46054751), (472, 44493573), (578, 36333852), (584, 35960559), (629, 33387864), (646, 32509236), (703, 29873352), (708, 29662382), (867, 24222568), (876, 23973706), (888, 23649737), (969, 21672824), (1003, 20938152), (1121, 18734136), (1156, 18166926), (1241, 16922616), (1258, 16693932), (1292, 16254618), (1387, 15141288), (1406, 14936676), (1416, 14831191), (1734, 12111284), (1752, 11986853), (1887, 11129288), (1938, 10836412), (2006, 10469076), (2109, 9957784), (2183, 9620232), (2242, 9367068), (2312, 9083463), (2482, 8461308), (2516, 8346966), (2584, 8127309), (2701, 7775256), (2774, 7570644), (2812, 7468338), (3009, 6979384), (3363, 6244712), (3468, 6055642), (3723, 5640872), (3774, 5564644), (3876, 5418206), (4012, 5234538), (4161, 5047096), (4218, 4978892), (4307, 4876008), (4366, 4810116), (4484, 4683534), (4964, 4230654), (5032, 4173483), (5402, 3887628), (5491, 3824616), (5548, 3785322), (5624, 3734169), (6018, 3489692), (6549, 3206744), (6726, 3122356), (6936, 3027821), (7446, 2820436), (7548, 2782322), (7752, 2709103), (8024, 2617269), (8103, 2591752), (8322, 2523548), (8436, 2489446), (8614, 2438004), (8732, 2405058), (8968, 2341767), (9928, 2115327), (10693, 1963992), (10804, 1943814), (10982, 1912308), (11096, 1892661), (11951, 1757256), (12036, 1744846), (12921, 1625336), (13098, 1603372), (13452, 1561178), (14892, 1410218), (15096, 1391161), (16206, 1295876), (16473, 1274872), (16644, 1261774), (16872, 1244723), (17051, 1231656), (17228, 1219002), (17464, 1202529), (19057, 1102008), (21097, 995448), (21386, 981996), (21608, 971907), (21964, 956154), (23579, 890664), (23902, 878628), (24072, 872423), (25842, 812668), (26196, 801686), (26904, 780589), (29784, 705109), (32079, 654664), (32412, 647938), (32946, 637436), (33288, 630887), (34102, 615828), (34456, 609501), (35853, 585752), (37111, 565896), (38114, 551004), (41477, 506328), (42194, 497724), (42772, 490998), (43928, 478077), (45917, 457368), (47158, 445332), (47804, 439314), (51153, 410552), (51319, 409224), (51684, 406334), (52392, 400843), (57171, 367336), (63291, 331816), (64158, 327332), (64824, 323969), (65892, 318718), (68204, 307914), (70737, 296888), (71706, 292876), (73219, 286824), (74222, 282948), (76228, 275502), (81833, 256632), (82954, 253164), (84388, 248862), (85544, 245499), (91834, 228684), (94316, 222666), (95608, 219657), (102306, 205276), (102638, 204612), (103368, 203167), (111333, 188632), (114342, 183668), (124431, 168776), (126582, 165908), (128316, 163666), (131784, 159359), (136408, 153957), (137751, 152456), (141474, 148444), (143412, 146438)]