21411534

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{209917}}^1$

素因数の和:209939

約数の個数: 16

約数和(自身を含む): 45342288

約数和(自身を除く): 23930754

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 209917, 419834, 629751, 1259502, 3568589, 7137178, 10705767, 21411534]

約数ペア:

[(1, 21411534), (2, 10705767), (3, 7137178), (6, 3568589), (17, 1259502), (34, 629751), (51, 419834), (102, 209917)]