21058578

素因数分解:

$2^1\times 3^2\times {\mathrm{199}}^1\times {\mathrm{5879}}^1$

素因数の和:6086

約数の個数: 24

約数和(自身を含む): 45864000

約数和(自身を除く): 24805422

約数列:

[1, 2, 3, 6, 9, 18, 199, 398, 597, 1194, 1791, 3582, 5879, 11758, 17637, 35274, 52911, 105822, 1169921, 2339842, 3509763, 7019526, 10529289, 21058578]

約数ペア:

[(1, 21058578), (2, 10529289), (3, 7019526), (6, 3509763), (9, 2339842), (18, 1169921), (199, 105822), (398, 52911), (597, 35274), (1194, 17637), (1791, 11758), (3582, 5879)]