21129642

素因数分解:

$2^1\times 3^2\times {\mathrm{83}}^1\times {\mathrm{14143}}^1$

素因数の和:14234

約数の個数: 24

約数和(自身を含む): 46335744

約数和(自身を除く): 25206102

約数列:

[1, 2, 3, 6, 9, 18, 83, 166, 249, 498, 747, 1494, 14143, 28286, 42429, 84858, 127287, 254574, 1173869, 2347738, 3521607, 7043214, 10564821, 21129642]

約数ペア:

[(1, 21129642), (2, 10564821), (3, 7043214), (6, 3521607), (9, 2347738), (18, 1173869), (83, 254574), (166, 127287), (249, 84858), (498, 42429), (747, 28286), (1494, 14143)]