21094766

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{136979}}^1$

素因数の和:136999

約数の個数: 16

約数和(自身を含む): 39450240

約数和(自身を除く): 18355474

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 136979, 273958, 958853, 1506769, 1917706, 3013538, 10547383, 21094766]

約数ペア:

[(1, 21094766), (2, 10547383), (7, 3013538), (11, 1917706), (14, 1506769), (22, 958853), (77, 273958), (154, 136979)]