21179136

素因数分解:

$2^8\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1$

素因数の和:162

約数の個数: 144

約数和(自身を含む): 64753920

約数和(自身を除く): 43574784

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 23, 24, 32, 33, 44, 46, 48, 64, 66, 69, 88, 92, 96, 109, 128, 132, 138, 176, 184, 192, 218, 253, 256, 264, 276, 327, 352, 368, 384, 436, 506, 528, 552, 654, 704, 736, 759, 768, 872, 1012, 1056, 1104, 1199, 1308, 1408, 1472, 1518, 1744, 2024, 2112, 2208, 2398, 2507, 2616, 2816, 2944, 3036, 3488, 3597, 4048, 4224, 4416, 4796, 5014, 5232, 5888, 6072, 6976, 7194, 7521, 8096, 8448, 8832, 9592, 10028, 10464, 12144, 13952, 14388, 15042, 16192, 17664, 19184, 20056, 20928, 24288, 27577, 27904, 28776, 30084, 32384, 38368, 40112, 41856, 48576, 55154, 57552, 60168, 64768, 76736, 80224, 82731, 83712, 97152, 110308, 115104, 120336, 153472, 160448, 165462, 194304, 220616, 230208, 240672, 306944, 320896, 330924, 441232, 460416, 481344, 641792, 661848, 882464, 920832, 962688, 1323696, 1764928, 1925376, 2647392, 3529856, 5294784, 7059712, 10589568, 21179136]

約数ペア:

[(1, 21179136), (2, 10589568), (3, 7059712), (4, 5294784), (6, 3529856), (8, 2647392), (11, 1925376), (12, 1764928), (16, 1323696), (22, 962688), (23, 920832), (24, 882464), (32, 661848), (33, 641792), (44, 481344), (46, 460416), (48, 441232), (64, 330924), (66, 320896), (69, 306944), (88, 240672), (92, 230208), (96, 220616), (109, 194304), (128, 165462), (132, 160448), (138, 153472), (176, 120336), (184, 115104), (192, 110308), (218, 97152), (253, 83712), (256, 82731), (264, 80224), (276, 76736), (327, 64768), (352, 60168), (368, 57552), (384, 55154), (436, 48576), (506, 41856), (528, 40112), (552, 38368), (654, 32384), (704, 30084), (736, 28776), (759, 27904), (768, 27577), (872, 24288), (1012, 20928), (1056, 20056), (1104, 19184), (1199, 17664), (1308, 16192), (1408, 15042), (1472, 14388), (1518, 13952), (1744, 12144), (2024, 10464), (2112, 10028), (2208, 9592), (2398, 8832), (2507, 8448), (2616, 8096), (2816, 7521), (2944, 7194), (3036, 6976), (3488, 6072), (3597, 5888), (4048, 5232), (4224, 5014), (4416, 4796)]