21434938

素因数分解:

$2^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{17203}}^1$

素因数の和:17301

約数の個数: 16

約数和(自身を含む): 37160640

約数和(自身を除く): 15725702

約数列:

[1, 2, 7, 14, 89, 178, 623, 1246, 17203, 34406, 120421, 240842, 1531067, 3062134, 10717469, 21434938]

約数ペア:

[(1, 21434938), (2, 10717469), (7, 3062134), (14, 1531067), (89, 240842), (178, 120421), (623, 34406), (1246, 17203)]