21267174

素因数分解:

$2^1\times 3^1\times {\mathrm{491}}^1\times {\mathrm{7219}}^1$

素因数の和:7715

約数の個数: 16

約数和(自身を含む): 42626880

約数和(自身を除く): 21359706

約数列:

[1, 2, 3, 6, 491, 982, 1473, 2946, 7219, 14438, 21657, 43314, 3544529, 7089058, 10633587, 21267174]

約数ペア:

[(1, 21267174), (2, 10633587), (3, 7089058), (6, 3544529), (491, 43314), (982, 21657), (1473, 14438), (2946, 7219)]