21911162

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{120391}}^1$

素因数の和:120413

約数の個数: 16

約数和(自身を含む): 40451712

約数和(自身を除く): 18540550

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 120391, 240782, 842737, 1565083, 1685474, 3130166, 10955581, 21911162]

約数ペア:

[(1, 21911162), (2, 10955581), (7, 3130166), (13, 1685474), (14, 1565083), (26, 842737), (91, 240782), (182, 120391)]