21869370

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{5651}}^1$

素因数の和:5707

約数の個数: 48

約数和(自身を含む): 58192992

約数和(自身を除く): 36323622

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 387, 430, 645, 774, 1290, 1935, 3870, 5651, 11302, 16953, 28255, 33906, 50859, 56510, 84765, 101718, 169530, 242993, 254295, 485986, 508590, 728979, 1214965, 1457958, 2186937, 2429930, 3644895, 4373874, 7289790, 10934685, 21869370]

約数ペア:

[(1, 21869370), (2, 10934685), (3, 7289790), (5, 4373874), (6, 3644895), (9, 2429930), (10, 2186937), (15, 1457958), (18, 1214965), (30, 728979), (43, 508590), (45, 485986), (86, 254295), (90, 242993), (129, 169530), (215, 101718), (258, 84765), (387, 56510), (430, 50859), (645, 33906), (774, 28255), (1290, 16953), (1935, 11302), (3870, 5651)]