21740256

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1$

素因数の和:201

約数の個数: 144

約数和(自身を含む): 67813200

約数和(自身を除く): 46072944

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 29, 32, 36, 38, 48, 57, 58, 72, 76, 87, 96, 114, 116, 137, 144, 152, 171, 174, 228, 232, 261, 274, 288, 304, 342, 348, 411, 456, 464, 522, 548, 551, 608, 684, 696, 822, 912, 928, 1044, 1096, 1102, 1233, 1368, 1392, 1644, 1653, 1824, 2088, 2192, 2204, 2466, 2603, 2736, 2784, 3288, 3306, 3973, 4176, 4384, 4408, 4932, 4959, 5206, 5472, 6576, 6612, 7809, 7946, 8352, 8816, 9864, 9918, 10412, 11919, 13152, 13224, 15618, 15892, 17632, 19728, 19836, 20824, 23427, 23838, 26448, 31236, 31784, 35757, 39456, 39672, 41648, 46854, 47676, 52896, 62472, 63568, 71514, 75487, 79344, 83296, 93708, 95352, 124944, 127136, 143028, 150974, 158688, 187416, 190704, 226461, 249888, 286056, 301948, 374832, 381408, 452922, 572112, 603896, 679383, 749664, 905844, 1144224, 1207792, 1358766, 1811688, 2415584, 2717532, 3623376, 5435064, 7246752, 10870128, 21740256]

約数ペア:

[(1, 21740256), (2, 10870128), (3, 7246752), (4, 5435064), (6, 3623376), (8, 2717532), (9, 2415584), (12, 1811688), (16, 1358766), (18, 1207792), (19, 1144224), (24, 905844), (29, 749664), (32, 679383), (36, 603896), (38, 572112), (48, 452922), (57, 381408), (58, 374832), (72, 301948), (76, 286056), (87, 249888), (96, 226461), (114, 190704), (116, 187416), (137, 158688), (144, 150974), (152, 143028), (171, 127136), (174, 124944), (228, 95352), (232, 93708), (261, 83296), (274, 79344), (288, 75487), (304, 71514), (342, 63568), (348, 62472), (411, 52896), (456, 47676), (464, 46854), (522, 41648), (548, 39672), (551, 39456), (608, 35757), (684, 31784), (696, 31236), (822, 26448), (912, 23838), (928, 23427), (1044, 20824), (1096, 19836), (1102, 19728), (1233, 17632), (1368, 15892), (1392, 15618), (1644, 13224), (1653, 13152), (1824, 11919), (2088, 10412), (2192, 9918), (2204, 9864), (2466, 8816), (2603, 8352), (2736, 7946), (2784, 7809), (3288, 6612), (3306, 6576), (3973, 5472), (4176, 5206), (4384, 4959), (4408, 4932)]