21352600304

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2447}}^1\times {\mathrm{4583}}^1$

素因数の和:7062

約数の個数: 80

約数和(自身を含む): 50093365248

約数和(自身を除く): 28740764944

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 476, 952, 1904, 2447, 4583, 4894, 9166, 9788, 17129, 18332, 19576, 32081, 34258, 36664, 39152, 41599, 64162, 68516, 73328, 77911, 83198, 128324, 137032, 155822, 166396, 256648, 274064, 291193, 311644, 332792, 513296, 545377, 582386, 623288, 665584, 1090754, 1164772, 1246576, 2181508, 2329544, 4363016, 4659088, 8726032, 11214601, 22429202, 44858404, 78502207, 89716808, 157004414, 179433616, 190648217, 314008828, 381296434, 628017656, 762592868, 1256035312, 1334537519, 1525185736, 2669075038, 3050371472, 5338150076, 10676300152, 21352600304]

約数ペア:

[(1, 21352600304), (2, 10676300152), (4, 5338150076), (7, 3050371472), (8, 2669075038), (14, 1525185736), (16, 1334537519), (17, 1256035312), (28, 762592868), (34, 628017656), (56, 381296434), (68, 314008828), (112, 190648217), (119, 179433616), (136, 157004414), (238, 89716808), (272, 78502207), (476, 44858404), (952, 22429202), (1904, 11214601), (2447, 8726032), (4583, 4659088), (4894, 4363016), (9166, 2329544), (9788, 2181508), (17129, 1246576), (18332, 1164772), (19576, 1090754), (32081, 665584), (34258, 623288), (36664, 582386), (39152, 545377), (41599, 513296), (64162, 332792), (68516, 311644), (73328, 291193), (77911, 274064), (83198, 256648), (128324, 166396), (137032, 155822)]