21166649712

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{28057}}^1$

素因数の和:28128

約数の個数: 180

約数和(自身を含む): 66215982144

約数和(自身を除く): 45049332432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 31, 36, 39, 48, 52, 62, 72, 78, 93, 104, 117, 124, 144, 156, 169, 186, 208, 234, 248, 279, 312, 338, 372, 403, 468, 496, 507, 558, 624, 676, 744, 806, 936, 1014, 1116, 1209, 1352, 1488, 1521, 1612, 1872, 2028, 2232, 2418, 2704, 3042, 3224, 3627, 4056, 4464, 4836, 5239, 6084, 6448, 7254, 8112, 9672, 10478, 12168, 14508, 15717, 19344, 20956, 24336, 28057, 29016, 31434, 41912, 47151, 56114, 58032, 62868, 83824, 84171, 94302, 112228, 125736, 168342, 188604, 224456, 251472, 252513, 336684, 364741, 377208, 448912, 505026, 673368, 729482, 754416, 869767, 1010052, 1094223, 1346736, 1458964, 1739534, 2020104, 2188446, 2609301, 2917928, 3282669, 3479068, 4040208, 4376892, 4741633, 5218602, 5835856, 6565338, 6958136, 7827903, 8753784, 9483266, 10437204, 11306971, 13130676, 13916272, 14224899, 15655806, 17507568, 18966532, 20874408, 22613942, 26261352, 28449798, 31311612, 33920913, 37933064, 41748816, 42674697, 45227884, 52522704, 56899596, 62623224, 67841826, 75866128, 85349394, 90455768, 101762739, 113799192, 125246448, 135683652, 146990623, 170698788, 180911536, 203525478, 227598384, 271367304, 293981246, 341397576, 407050956, 440971869, 542734608, 587962492, 682795152, 814101912, 881943738, 1175924984, 1322915607, 1628203824, 1763887476, 2351849968, 2645831214, 3527774952, 5291662428, 7055549904, 10583324856, 21166649712]

約数ペア:

[(1, 21166649712), (2, 10583324856), (3, 7055549904), (4, 5291662428), (6, 3527774952), (8, 2645831214), (9, 2351849968), (12, 1763887476), (13, 1628203824), (16, 1322915607), (18, 1175924984), (24, 881943738), (26, 814101912), (31, 682795152), (36, 587962492), (39, 542734608), (48, 440971869), (52, 407050956), (62, 341397576), (72, 293981246), (78, 271367304), (93, 227598384), (104, 203525478), (117, 180911536), (124, 170698788), (144, 146990623), (156, 135683652), (169, 125246448), (186, 113799192), (208, 101762739), (234, 90455768), (248, 85349394), (279, 75866128), (312, 67841826), (338, 62623224), (372, 56899596), (403, 52522704), (468, 45227884), (496, 42674697), (507, 41748816), (558, 37933064), (624, 33920913), (676, 31311612), (744, 28449798), (806, 26261352), (936, 22613942), (1014, 20874408), (1116, 18966532), (1209, 17507568), (1352, 15655806), (1488, 14224899), (1521, 13916272), (1612, 13130676), (1872, 11306971), (2028, 10437204), (2232, 9483266), (2418, 8753784), (2704, 7827903), (3042, 6958136), (3224, 6565338), (3627, 5835856), (4056, 5218602), (4464, 4741633), (4836, 4376892), (5239, 4040208), (6084, 3479068), (6448, 3282669), (7254, 2917928), (8112, 2609301), (9672, 2188446), (10478, 2020104), (12168, 1739534), (14508, 1458964), (15717, 1346736), (19344, 1094223), (20956, 1010052), (24336, 869767), (28057, 754416), (29016, 729482), (31434, 673368), (41912, 505026), (47151, 448912), (56114, 377208), (58032, 364741), (62868, 336684), (83824, 252513), (84171, 251472), (94302, 224456), (112228, 188604), (125736, 168342)]