21786576

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{157}}^1$

素因数の和:241

約数の個数: 120

約数和(自身を含む): 67004640

約数和(自身を除く): 45218064

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 49, 56, 59, 84, 98, 112, 118, 147, 157, 168, 177, 196, 236, 294, 314, 336, 354, 392, 413, 471, 472, 588, 628, 708, 784, 826, 942, 944, 1099, 1176, 1239, 1256, 1416, 1652, 1884, 2198, 2352, 2478, 2512, 2832, 2891, 3297, 3304, 3768, 4396, 4956, 5782, 6594, 6608, 7536, 7693, 8673, 8792, 9263, 9912, 11564, 13188, 15386, 17346, 17584, 18526, 19824, 23079, 23128, 26376, 27789, 30772, 34692, 37052, 46158, 46256, 52752, 55578, 61544, 64841, 69384, 74104, 92316, 111156, 123088, 129682, 138768, 148208, 184632, 194523, 222312, 259364, 369264, 389046, 444624, 453887, 518728, 778092, 907774, 1037456, 1361661, 1556184, 1815548, 2723322, 3112368, 3631096, 5446644, 7262192, 10893288, 21786576]

約数ペア:

[(1, 21786576), (2, 10893288), (3, 7262192), (4, 5446644), (6, 3631096), (7, 3112368), (8, 2723322), (12, 1815548), (14, 1556184), (16, 1361661), (21, 1037456), (24, 907774), (28, 778092), (42, 518728), (48, 453887), (49, 444624), (56, 389046), (59, 369264), (84, 259364), (98, 222312), (112, 194523), (118, 184632), (147, 148208), (157, 138768), (168, 129682), (177, 123088), (196, 111156), (236, 92316), (294, 74104), (314, 69384), (336, 64841), (354, 61544), (392, 55578), (413, 52752), (471, 46256), (472, 46158), (588, 37052), (628, 34692), (708, 30772), (784, 27789), (826, 26376), (942, 23128), (944, 23079), (1099, 19824), (1176, 18526), (1239, 17584), (1256, 17346), (1416, 15386), (1652, 13188), (1884, 11564), (2198, 9912), (2352, 9263), (2478, 8792), (2512, 8673), (2832, 7693), (2891, 7536), (3297, 6608), (3304, 6594), (3768, 5782), (4396, 4956)]