21000273792

素因数分解:

$2^7\times 3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^2\times {\mathrm{1303}}^1$

素因数の和:1433

約数の個数: 192

約数和(自身を含む): 60039811200

約数和(自身を除く): 39039537408

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 47, 48, 57, 64, 76, 94, 96, 114, 128, 141, 152, 188, 192, 228, 282, 304, 376, 384, 456, 564, 608, 752, 893, 912, 1128, 1216, 1303, 1504, 1786, 1824, 2209, 2256, 2432, 2606, 2679, 3008, 3572, 3648, 3909, 4418, 4512, 5212, 5358, 6016, 6627, 7144, 7296, 7818, 8836, 9024, 10424, 10716, 13254, 14288, 15636, 17672, 18048, 20848, 21432, 24757, 26508, 28576, 31272, 35344, 41696, 41971, 42864, 49514, 53016, 57152, 61241, 62544, 70688, 74271, 83392, 83942, 85728, 99028, 106032, 114304, 122482, 125088, 125913, 141376, 148542, 166784, 167884, 171456, 183723, 198056, 212064, 244964, 250176, 251826, 282752, 297084, 335768, 342912, 367446, 396112, 424128, 489928, 500352, 503652, 594168, 671536, 734892, 792224, 848256, 979856, 1007304, 1163579, 1188336, 1343072, 1469784, 1584448, 1959712, 2014608, 2327158, 2376672, 2686144, 2878327, 2939568, 3168896, 3490737, 3919424, 4029216, 4654316, 4753344, 5372288, 5756654, 5879136, 6981474, 7838848, 8058432, 8634981, 9308632, 9506688, 11513308, 11758272, 13962948, 16116864, 17269962, 18617264, 23026616, 23516544, 27925896, 34539924, 37234528, 46053232, 54688213, 55851792, 69079848, 74469056, 92106464, 109376426, 111703584, 138159696, 148938112, 164064639, 184212928, 218752852, 223407168, 276319392, 328129278, 368425856, 437505704, 446814336, 552638784, 656258556, 875011408, 1105277568, 1312517112, 1750022816, 2625034224, 3500045632, 5250068448, 7000091264, 10500136896, 21000273792]

約数ペア:

[(1, 21000273792), (2, 10500136896), (3, 7000091264), (4, 5250068448), (6, 3500045632), (8, 2625034224), (12, 1750022816), (16, 1312517112), (19, 1105277568), (24, 875011408), (32, 656258556), (38, 552638784), (47, 446814336), (48, 437505704), (57, 368425856), (64, 328129278), (76, 276319392), (94, 223407168), (96, 218752852), (114, 184212928), (128, 164064639), (141, 148938112), (152, 138159696), (188, 111703584), (192, 109376426), (228, 92106464), (282, 74469056), (304, 69079848), (376, 55851792), (384, 54688213), (456, 46053232), (564, 37234528), (608, 34539924), (752, 27925896), (893, 23516544), (912, 23026616), (1128, 18617264), (1216, 17269962), (1303, 16116864), (1504, 13962948), (1786, 11758272), (1824, 11513308), (2209, 9506688), (2256, 9308632), (2432, 8634981), (2606, 8058432), (2679, 7838848), (3008, 6981474), (3572, 5879136), (3648, 5756654), (3909, 5372288), (4418, 4753344), (4512, 4654316), (5212, 4029216), (5358, 3919424), (6016, 3490737), (6627, 3168896), (7144, 2939568), (7296, 2878327), (7818, 2686144), (8836, 2376672), (9024, 2327158), (10424, 2014608), (10716, 1959712), (13254, 1584448), (14288, 1469784), (15636, 1343072), (17672, 1188336), (18048, 1163579), (20848, 1007304), (21432, 979856), (24757, 848256), (26508, 792224), (28576, 734892), (31272, 671536), (35344, 594168), (41696, 503652), (41971, 500352), (42864, 489928), (49514, 424128), (53016, 396112), (57152, 367446), (61241, 342912), (62544, 335768), (70688, 297084), (74271, 282752), (83392, 251826), (83942, 250176), (85728, 244964), (99028, 212064), (106032, 198056), (114304, 183723), (122482, 171456), (125088, 167884), (125913, 166784), (141376, 148542)]