21103698392

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{5711}}^1$

素因数の和:5917

約数の個数: 128

約数和(自身を含む): 50009702400

約数和(自身を除く): 28906004008

約数列:

[1, 2, 4, 7, 8, 14, 19, 23, 28, 38, 46, 56, 76, 92, 133, 151, 152, 161, 184, 266, 302, 322, 437, 532, 604, 644, 874, 1057, 1064, 1208, 1288, 1748, 2114, 2869, 3059, 3473, 3496, 4228, 5711, 5738, 6118, 6946, 8456, 11422, 11476, 12236, 13892, 20083, 22844, 22952, 24311, 24472, 27784, 39977, 40166, 45688, 48622, 65987, 79954, 80332, 97244, 108509, 131353, 131974, 159908, 160664, 194488, 217018, 262706, 263948, 319816, 434036, 461909, 525412, 527896, 759563, 862361, 868072, 919471, 923818, 1050824, 1519126, 1724722, 1838942, 1847636, 2495707, 3038252, 3449444, 3677884, 3695272, 4991414, 6036527, 6076504, 6898888, 7355768, 9982828, 12073054, 16384859, 17469949, 19834303, 19965656, 24146108, 32769718, 34939898, 39668606, 48292216, 65539436, 69879796, 79337212, 114694013, 131078872, 138840121, 139759592, 158674424, 229388026, 277680242, 376851757, 458776052, 555360484, 753703514, 917552104, 1110720968, 1507407028, 2637962299, 3014814056, 5275924598, 10551849196, 21103698392]

約数ペア:

[(1, 21103698392), (2, 10551849196), (4, 5275924598), (7, 3014814056), (8, 2637962299), (14, 1507407028), (19, 1110720968), (23, 917552104), (28, 753703514), (38, 555360484), (46, 458776052), (56, 376851757), (76, 277680242), (92, 229388026), (133, 158674424), (151, 139759592), (152, 138840121), (161, 131078872), (184, 114694013), (266, 79337212), (302, 69879796), (322, 65539436), (437, 48292216), (532, 39668606), (604, 34939898), (644, 32769718), (874, 24146108), (1057, 19965656), (1064, 19834303), (1208, 17469949), (1288, 16384859), (1748, 12073054), (2114, 9982828), (2869, 7355768), (3059, 6898888), (3473, 6076504), (3496, 6036527), (4228, 4991414), (5711, 3695272), (5738, 3677884), (6118, 3449444), (6946, 3038252), (8456, 2495707), (11422, 1847636), (11476, 1838942), (12236, 1724722), (13892, 1519126), (20083, 1050824), (22844, 923818), (22952, 919471), (24311, 868072), (24472, 862361), (27784, 759563), (39977, 527896), (40166, 525412), (45688, 461909), (48622, 434036), (65987, 319816), (79954, 263948), (80332, 262706), (97244, 217018), (108509, 194488), (131353, 160664), (131974, 159908)]