21109462

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{25933}}^1$

素因数の和:25983

約数の個数: 16

約数和(自身を含む): 35477712

約数和(自身を除く): 14368250

約数列:

[1, 2, 11, 22, 37, 74, 407, 814, 25933, 51866, 285263, 570526, 959521, 1919042, 10554731, 21109462]

約数ペア:

[(1, 21109462), (2, 10554731), (11, 1919042), (22, 959521), (37, 570526), (74, 285263), (407, 51866), (814, 25933)]