21090234672

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{14207}}^1$

素因数の和:14308

約数の個数: 180

約数和(自身を含む): 64965199104

約数和(自身を除く): 43874964432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 61, 72, 78, 104, 117, 122, 144, 156, 169, 183, 208, 234, 244, 312, 338, 366, 468, 488, 507, 549, 624, 676, 732, 793, 936, 976, 1014, 1098, 1352, 1464, 1521, 1586, 1872, 2028, 2196, 2379, 2704, 2928, 3042, 3172, 4056, 4392, 4758, 6084, 6344, 7137, 8112, 8784, 9516, 10309, 12168, 12688, 14207, 14274, 19032, 20618, 24336, 28414, 28548, 30927, 38064, 41236, 42621, 56828, 57096, 61854, 82472, 85242, 92781, 113656, 114192, 123708, 127863, 164944, 170484, 184691, 185562, 227312, 247416, 255726, 340968, 369382, 371124, 494832, 511452, 554073, 681936, 738764, 742248, 866627, 1022904, 1108146, 1477528, 1484496, 1662219, 1733254, 2045808, 2216292, 2400983, 2599881, 2955056, 3324438, 3466508, 4432584, 4801966, 5199762, 6648876, 6933016, 7202949, 7799643, 8865168, 9603932, 10399524, 11266151, 13297752, 13866032, 14405898, 15599286, 19207864, 20799048, 21608847, 22532302, 26595504, 28811796, 31198572, 33798453, 38415728, 41598096, 43217694, 45064604, 57623592, 62397144, 67596906, 86435388, 90129208, 101395359, 115247184, 124794288, 135193812, 146459963, 172870776, 180258416, 202790718, 270387624, 292919926, 345741552, 405581436, 439379889, 540775248, 585839852, 811162872, 878759778, 1171679704, 1318139667, 1622325744, 1757519556, 2343359408, 2636279334, 3515039112, 5272558668, 7030078224, 10545117336, 21090234672]

約数ペア:

[(1, 21090234672), (2, 10545117336), (3, 7030078224), (4, 5272558668), (6, 3515039112), (8, 2636279334), (9, 2343359408), (12, 1757519556), (13, 1622325744), (16, 1318139667), (18, 1171679704), (24, 878759778), (26, 811162872), (36, 585839852), (39, 540775248), (48, 439379889), (52, 405581436), (61, 345741552), (72, 292919926), (78, 270387624), (104, 202790718), (117, 180258416), (122, 172870776), (144, 146459963), (156, 135193812), (169, 124794288), (183, 115247184), (208, 101395359), (234, 90129208), (244, 86435388), (312, 67596906), (338, 62397144), (366, 57623592), (468, 45064604), (488, 43217694), (507, 41598096), (549, 38415728), (624, 33798453), (676, 31198572), (732, 28811796), (793, 26595504), (936, 22532302), (976, 21608847), (1014, 20799048), (1098, 19207864), (1352, 15599286), (1464, 14405898), (1521, 13866032), (1586, 13297752), (1872, 11266151), (2028, 10399524), (2196, 9603932), (2379, 8865168), (2704, 7799643), (2928, 7202949), (3042, 6933016), (3172, 6648876), (4056, 5199762), (4392, 4801966), (4758, 4432584), (6084, 3466508), (6344, 3324438), (7137, 2955056), (8112, 2599881), (8784, 2400983), (9516, 2216292), (10309, 2045808), (12168, 1733254), (12688, 1662219), (14207, 1484496), (14274, 1477528), (19032, 1108146), (20618, 1022904), (24336, 866627), (28414, 742248), (28548, 738764), (30927, 681936), (38064, 554073), (41236, 511452), (42621, 494832), (56828, 371124), (57096, 369382), (61854, 340968), (82472, 255726), (85242, 247416), (92781, 227312), (113656, 185562), (114192, 184691), (123708, 170484), (127863, 164944)]