21043248

素因数分解:

$2^4\times 3^1\times {\mathrm{438401}}^1$

素因数の和:438412

約数の個数: 20

約数和(自身を含む): 54361848

約数和(自身を除く): 33318600

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 438401, 876802, 1315203, 1753604, 2630406, 3507208, 5260812, 7014416, 10521624, 21043248]

約数ペア:

[(1, 21043248), (2, 10521624), (3, 7014416), (4, 5260812), (6, 3507208), (8, 2630406), (12, 1753604), (16, 1315203), (24, 876802), (48, 438401)]