21819850836

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{81353}}^1$

素因数の和:81501

約数の個数: 96

約数和(自身を含む): 60647129088

約数和(自身を除く): 38827278252

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 62, 84, 93, 103, 124, 186, 206, 217, 309, 372, 412, 434, 618, 651, 721, 868, 1236, 1302, 1442, 2163, 2604, 2884, 3193, 4326, 6386, 8652, 9579, 12772, 19158, 22351, 38316, 44702, 67053, 81353, 89404, 134106, 162706, 244059, 268212, 325412, 488118, 569471, 976236, 1138942, 1708413, 2277884, 2521943, 3416826, 5043886, 6833652, 7565829, 8379359, 10087772, 15131658, 16758718, 17653601, 25138077, 30263316, 33517436, 35307202, 50276154, 52960803, 58655513, 70614404, 100552308, 105921606, 117311026, 175966539, 211843212, 234622052, 259760129, 351933078, 519520258, 703866156, 779280387, 1039040516, 1558560774, 1818320903, 3117121548, 3636641806, 5454962709, 7273283612, 10909925418, 21819850836]

約数ペア:

[(1, 21819850836), (2, 10909925418), (3, 7273283612), (4, 5454962709), (6, 3636641806), (7, 3117121548), (12, 1818320903), (14, 1558560774), (21, 1039040516), (28, 779280387), (31, 703866156), (42, 519520258), (62, 351933078), (84, 259760129), (93, 234622052), (103, 211843212), (124, 175966539), (186, 117311026), (206, 105921606), (217, 100552308), (309, 70614404), (372, 58655513), (412, 52960803), (434, 50276154), (618, 35307202), (651, 33517436), (721, 30263316), (868, 25138077), (1236, 17653601), (1302, 16758718), (1442, 15131658), (2163, 10087772), (2604, 8379359), (2884, 7565829), (3193, 6833652), (4326, 5043886), (6386, 3416826), (8652, 2521943), (9579, 2277884), (12772, 1708413), (19158, 1138942), (22351, 976236), (38316, 569471), (44702, 488118), (67053, 325412), (81353, 268212), (89404, 244059), (134106, 162706)]