21063397888

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:219

約数の個数: 240

約数和(自身を含む): 48638371320

約数和(自身を除く): 27574973432

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 37, 52, 62, 64, 74, 89, 104, 124, 128, 148, 178, 208, 248, 256, 296, 356, 403, 416, 481, 496, 512, 592, 712, 806, 832, 961, 962, 992, 1147, 1157, 1184, 1424, 1612, 1664, 1922, 1924, 1984, 2294, 2314, 2368, 2759, 2848, 3224, 3293, 3328, 3844, 3848, 3968, 4588, 4628, 4736, 5518, 5696, 6448, 6586, 6656, 7688, 7696, 7936, 9176, 9256, 9472, 11036, 11392, 12493, 12896, 13172, 14911, 15376, 15392, 15872, 18352, 18512, 18944, 22072, 22784, 24986, 25792, 26344, 29822, 30752, 30784, 35557, 35867, 36704, 37024, 42809, 44144, 45568, 49972, 51584, 52688, 59644, 61504, 61568, 71114, 71734, 73408, 74048, 85529, 85618, 88288, 99944, 102083, 103168, 105376, 119288, 123008, 123136, 142228, 143468, 146816, 148096, 171058, 171236, 176576, 199888, 204166, 206336, 210752, 238576, 246016, 246272, 284456, 286936, 293632, 296192, 342116, 342472, 353152, 399776, 408332, 421504, 462241, 477152, 492032, 568912, 573872, 587264, 592384, 684232, 684944, 706304, 799552, 816664, 843008, 924482, 954304, 1111877, 1137824, 1147744, 1327079, 1368464, 1369888, 1412608, 1599104, 1633328, 1686016, 1848964, 1908608, 2223754, 2275648, 2295488, 2654158, 2736928, 2739776, 3164573, 3198208, 3266656, 3697928, 3817216, 4447508, 4551296, 4590976, 5308316, 5473856, 5479552, 6329146, 6396416, 6533312, 7395856, 7634432, 8895016, 9102592, 9181952, 10616632, 10947712, 10959104, 12658292, 13066624, 14791712, 17790032, 18205184, 18363904, 21233264, 21895424, 21918208, 25316584, 26133248, 29583424, 35580064, 41139449, 42466528, 43790848, 50633168, 52266496, 59166848, 71160128, 82278898, 84933056, 101266336, 118333696, 142320256, 164557796, 169866112, 202532672, 236667392, 284640512, 329115592, 339732224, 405065344, 569281024, 658231184, 679464448, 810130688, 1316462368, 1620261376, 2632924736, 5265849472, 10531698944, 21063397888]

約数ペア:

[(1, 21063397888), (2, 10531698944), (4, 5265849472), (8, 2632924736), (13, 1620261376), (16, 1316462368), (26, 810130688), (31, 679464448), (32, 658231184), (37, 569281024), (52, 405065344), (62, 339732224), (64, 329115592), (74, 284640512), (89, 236667392), (104, 202532672), (124, 169866112), (128, 164557796), (148, 142320256), (178, 118333696), (208, 101266336), (248, 84933056), (256, 82278898), (296, 71160128), (356, 59166848), (403, 52266496), (416, 50633168), (481, 43790848), (496, 42466528), (512, 41139449), (592, 35580064), (712, 29583424), (806, 26133248), (832, 25316584), (961, 21918208), (962, 21895424), (992, 21233264), (1147, 18363904), (1157, 18205184), (1184, 17790032), (1424, 14791712), (1612, 13066624), (1664, 12658292), (1922, 10959104), (1924, 10947712), (1984, 10616632), (2294, 9181952), (2314, 9102592), (2368, 8895016), (2759, 7634432), (2848, 7395856), (3224, 6533312), (3293, 6396416), (3328, 6329146), (3844, 5479552), (3848, 5473856), (3968, 5308316), (4588, 4590976), (4628, 4551296), (4736, 4447508), (5518, 3817216), (5696, 3697928), (6448, 3266656), (6586, 3198208), (6656, 3164573), (7688, 2739776), (7696, 2736928), (7936, 2654158), (9176, 2295488), (9256, 2275648), (9472, 2223754), (11036, 1908608), (11392, 1848964), (12493, 1686016), (12896, 1633328), (13172, 1599104), (14911, 1412608), (15376, 1369888), (15392, 1368464), (15872, 1327079), (18352, 1147744), (18512, 1137824), (18944, 1111877), (22072, 954304), (22784, 924482), (24986, 843008), (25792, 816664), (26344, 799552), (29822, 706304), (30752, 684944), (30784, 684232), (35557, 592384), (35867, 587264), (36704, 573872), (37024, 568912), (42809, 492032), (44144, 477152), (45568, 462241), (49972, 421504), (51584, 408332), (52688, 399776), (59644, 353152), (61504, 342472), (61568, 342116), (71114, 296192), (71734, 293632), (73408, 286936), (74048, 284456), (85529, 246272), (85618, 246016), (88288, 238576), (99944, 210752), (102083, 206336), (103168, 204166), (105376, 199888), (119288, 176576), (123008, 171236), (123136, 171058), (142228, 148096), (143468, 146816)]