21304821906

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{2897}}^1\times {\mathrm{8011}}^1$

素因数の和:10936

約数の個数: 64

約数和(自身を含む): 50152556160

約数和(自身を除く): 28847734254

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 102, 153, 306, 459, 918, 2897, 5794, 8011, 8691, 16022, 17382, 24033, 26073, 48066, 49249, 52146, 72099, 78219, 98498, 136187, 144198, 147747, 156438, 216297, 272374, 295494, 408561, 432594, 443241, 817122, 886482, 1225683, 1329723, 2451366, 2659446, 3677049, 7354098, 23207867, 46415734, 69623601, 139247202, 208870803, 394533739, 417741606, 626612409, 789067478, 1183601217, 1253224818, 2367202434, 3550803651, 7101607302, 10652410953, 21304821906]

約数ペア:

[(1, 21304821906), (2, 10652410953), (3, 7101607302), (6, 3550803651), (9, 2367202434), (17, 1253224818), (18, 1183601217), (27, 789067478), (34, 626612409), (51, 417741606), (54, 394533739), (102, 208870803), (153, 139247202), (306, 69623601), (459, 46415734), (918, 23207867), (2897, 7354098), (5794, 3677049), (8011, 2659446), (8691, 2451366), (16022, 1329723), (17382, 1225683), (24033, 886482), (26073, 817122), (48066, 443241), (49249, 432594), (52146, 408561), (72099, 295494), (78219, 272374), (98498, 216297), (136187, 156438), (144198, 147747)]