21167976513

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{6367}}^1$

素因数の和:6526

約数の個数: 64

約数和(自身を含む): 32571555840

約数和(自身を除く): 11403579327

約数列:

[1, 3, 17, 19, 47, 51, 57, 73, 141, 219, 323, 799, 893, 969, 1241, 1387, 2397, 2679, 3431, 3723, 4161, 6367, 10293, 15181, 19101, 23579, 45543, 58327, 65189, 70737, 108239, 120973, 174981, 195567, 299249, 324717, 362919, 464791, 897747, 1108213, 1394373, 2056541, 3324639, 5087233, 5685731, 6169623, 7901447, 8831029, 15261699, 17057193, 21845177, 23704341, 26493087, 65535531, 96657427, 150127493, 289972281, 371368009, 415058363, 450382479, 1114104027, 1245175089, 7055992171, 21167976513]

約数ペア:

[(1, 21167976513), (3, 7055992171), (17, 1245175089), (19, 1114104027), (47, 450382479), (51, 415058363), (57, 371368009), (73, 289972281), (141, 150127493), (219, 96657427), (323, 65535531), (799, 26493087), (893, 23704341), (969, 21845177), (1241, 17057193), (1387, 15261699), (2397, 8831029), (2679, 7901447), (3431, 6169623), (3723, 5685731), (4161, 5087233), (6367, 3324639), (10293, 2056541), (15181, 1394373), (19101, 1108213), (23579, 897747), (45543, 464791), (58327, 362919), (65189, 324717), (70737, 299249), (108239, 195567), (120973, 174981)]