21904980966

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^2\times {\mathrm{59833}}^1$

素因数の和:59938

約数の個数: 72

約数和(自身を含む): 53008376616

約数和(自身を除く): 31103395650

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 43, 66, 86, 99, 129, 198, 258, 387, 473, 774, 946, 1419, 1849, 2838, 3698, 4257, 5547, 8514, 11094, 16641, 20339, 33282, 40678, 59833, 61017, 119666, 122034, 179499, 183051, 358998, 366102, 538497, 658163, 1076994, 1316326, 1974489, 2572819, 3948978, 5145638, 5923467, 7718457, 11846934, 15436914, 23155371, 28301009, 46310742, 56602018, 84903027, 110631217, 169806054, 221262434, 254709081, 331893651, 509418162, 663787302, 995680953, 1216943387, 1991361906, 2433886774, 3650830161, 7301660322, 10952490483, 21904980966]

約数ペア:

[(1, 21904980966), (2, 10952490483), (3, 7301660322), (6, 3650830161), (9, 2433886774), (11, 1991361906), (18, 1216943387), (22, 995680953), (33, 663787302), (43, 509418162), (66, 331893651), (86, 254709081), (99, 221262434), (129, 169806054), (198, 110631217), (258, 84903027), (387, 56602018), (473, 46310742), (774, 28301009), (946, 23155371), (1419, 15436914), (1849, 11846934), (2838, 7718457), (3698, 5923467), (4257, 5145638), (5547, 3948978), (8514, 2572819), (11094, 1974489), (16641, 1316326), (20339, 1076994), (33282, 658163), (40678, 538497), (59833, 366102), (61017, 358998), (119666, 183051), (122034, 179499)]