21131758592

素因数分解:

$2^{10}\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1559}}^1$

素因数の和:1678

約数の個数: 176

約数和(自身を含む): 50684375040

約数和(自身を除く): 29552616448

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 61, 62, 64, 112, 122, 124, 128, 217, 224, 244, 248, 256, 427, 434, 448, 488, 496, 512, 854, 868, 896, 976, 992, 1024, 1559, 1708, 1736, 1792, 1891, 1952, 1984, 3118, 3416, 3472, 3584, 3782, 3904, 3968, 6236, 6832, 6944, 7168, 7564, 7808, 7936, 10913, 12472, 13237, 13664, 13888, 15128, 15616, 15872, 21826, 24944, 26474, 27328, 27776, 30256, 31232, 31744, 43652, 48329, 49888, 52948, 54656, 55552, 60512, 62464, 87304, 95099, 96658, 99776, 105896, 109312, 111104, 121024, 174608, 190198, 193316, 199552, 211792, 218624, 222208, 242048, 338303, 349216, 380396, 386632, 399104, 423584, 437248, 484096, 665693, 676606, 698432, 760792, 773264, 798208, 847168, 968192, 1331386, 1353212, 1396864, 1521584, 1546528, 1596416, 1694336, 1936384, 2662772, 2706424, 2793728, 2948069, 3043168, 3093056, 3388672, 5325544, 5412848, 5587456, 5896138, 6086336, 6186112, 6777344, 10651088, 10825696, 11174912, 11792276, 12172672, 12372224, 13554688, 20636483, 21302176, 21651392, 23584552, 24345344, 24744448, 41272966, 42604352, 43302784, 47169104, 48690688, 49488896, 82545932, 85208704, 86605568, 94338208, 97381376, 165091864, 170417408, 173211136, 188676416, 330183728, 340834816, 346422272, 377352832, 660367456, 681669632, 754705664, 1320734912, 1509411328, 2641469824, 3018822656, 5282939648, 10565879296, 21131758592]

約数ペア:

[(1, 21131758592), (2, 10565879296), (4, 5282939648), (7, 3018822656), (8, 2641469824), (14, 1509411328), (16, 1320734912), (28, 754705664), (31, 681669632), (32, 660367456), (56, 377352832), (61, 346422272), (62, 340834816), (64, 330183728), (112, 188676416), (122, 173211136), (124, 170417408), (128, 165091864), (217, 97381376), (224, 94338208), (244, 86605568), (248, 85208704), (256, 82545932), (427, 49488896), (434, 48690688), (448, 47169104), (488, 43302784), (496, 42604352), (512, 41272966), (854, 24744448), (868, 24345344), (896, 23584552), (976, 21651392), (992, 21302176), (1024, 20636483), (1559, 13554688), (1708, 12372224), (1736, 12172672), (1792, 11792276), (1891, 11174912), (1952, 10825696), (1984, 10651088), (3118, 6777344), (3416, 6186112), (3472, 6086336), (3584, 5896138), (3782, 5587456), (3904, 5412848), (3968, 5325544), (6236, 3388672), (6832, 3093056), (6944, 3043168), (7168, 2948069), (7564, 2793728), (7808, 2706424), (7936, 2662772), (10913, 1936384), (12472, 1694336), (13237, 1596416), (13664, 1546528), (13888, 1521584), (15128, 1396864), (15616, 1353212), (15872, 1331386), (21826, 968192), (24944, 847168), (26474, 798208), (27328, 773264), (27776, 760792), (30256, 698432), (31232, 676606), (31744, 665693), (43652, 484096), (48329, 437248), (49888, 423584), (52948, 399104), (54656, 386632), (55552, 380396), (60512, 349216), (62464, 338303), (87304, 242048), (95099, 222208), (96658, 218624), (99776, 211792), (105896, 199552), (109312, 193316), (111104, 190198), (121024, 174608)]