21388392

素因数分解:

$2^3\times 3^2\times {\mathrm{297061}}^1$

素因数の和:297073

約数の個数: 24

約数和(自身を含む): 57927090

約数和(自身を除く): 36538698

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 297061, 594122, 891183, 1188244, 1782366, 2376488, 2673549, 3564732, 5347098, 7129464, 10694196, 21388392]

約数ペア:

[(1, 21388392), (2, 10694196), (3, 7129464), (4, 5347098), (6, 3564732), (8, 2673549), (9, 2376488), (12, 1782366), (18, 1188244), (24, 891183), (36, 594122), (72, 297061)]