21147253504

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{263}}^1\times {\mathrm{653}}^1$

素因数の和:982

約数の個数: 144

約数和(自身を含む): 46936878912

約数和(自身を除く): 25789625408

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 37, 52, 64, 74, 104, 128, 148, 208, 256, 263, 296, 416, 481, 526, 592, 653, 832, 962, 1052, 1184, 1306, 1664, 1924, 2104, 2368, 2612, 3328, 3419, 3848, 4208, 4736, 5224, 6838, 7696, 8416, 8489, 9472, 9731, 10448, 13676, 15392, 16832, 16978, 19462, 20896, 24161, 27352, 30784, 33664, 33956, 38924, 41792, 48322, 54704, 61568, 67328, 67912, 77848, 83584, 96644, 109408, 123136, 126503, 135824, 155696, 167168, 171739, 193288, 218816, 253006, 271648, 311392, 314093, 343478, 386576, 437632, 506012, 543296, 622784, 628186, 686956, 773152, 875264, 1012024, 1086592, 1245568, 1256372, 1373912, 1546304, 2024048, 2173184, 2232607, 2491136, 2512744, 2747824, 3092608, 4048096, 4465214, 5025488, 5495648, 6185216, 6354343, 8096192, 8930428, 10050976, 10991296, 12708686, 16192384, 17860856, 20101952, 21982592, 25417372, 32384768, 35721712, 40203904, 43965184, 50834744, 71443424, 80407808, 82606459, 101669488, 142886848, 165212918, 203338976, 285773696, 330425836, 406677952, 571547392, 660851672, 813355904, 1321703344, 1626711808, 2643406688, 5286813376, 10573626752, 21147253504]

約数ペア:

[(1, 21147253504), (2, 10573626752), (4, 5286813376), (8, 2643406688), (13, 1626711808), (16, 1321703344), (26, 813355904), (32, 660851672), (37, 571547392), (52, 406677952), (64, 330425836), (74, 285773696), (104, 203338976), (128, 165212918), (148, 142886848), (208, 101669488), (256, 82606459), (263, 80407808), (296, 71443424), (416, 50834744), (481, 43965184), (526, 40203904), (592, 35721712), (653, 32384768), (832, 25417372), (962, 21982592), (1052, 20101952), (1184, 17860856), (1306, 16192384), (1664, 12708686), (1924, 10991296), (2104, 10050976), (2368, 8930428), (2612, 8096192), (3328, 6354343), (3419, 6185216), (3848, 5495648), (4208, 5025488), (4736, 4465214), (5224, 4048096), (6838, 3092608), (7696, 2747824), (8416, 2512744), (8489, 2491136), (9472, 2232607), (9731, 2173184), (10448, 2024048), (13676, 1546304), (15392, 1373912), (16832, 1256372), (16978, 1245568), (19462, 1086592), (20896, 1012024), (24161, 875264), (27352, 773152), (30784, 686956), (33664, 628186), (33956, 622784), (38924, 543296), (41792, 506012), (48322, 437632), (54704, 386576), (61568, 343478), (67328, 314093), (67912, 311392), (77848, 271648), (83584, 253006), (96644, 218816), (109408, 193288), (123136, 171739), (126503, 167168), (135824, 155696)]