21858974

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{8807}}^1$

素因数の和:8899

約数の個数: 16

約数和(自身を含む): 35196768

約数和(自身を除く): 13337794

約数列:

[1, 2, 17, 34, 73, 146, 1241, 2482, 8807, 17614, 149719, 299438, 642911, 1285822, 10929487, 21858974]

約数ペア:

[(1, 21858974), (2, 10929487), (17, 1285822), (34, 642911), (73, 299438), (146, 149719), (1241, 17614), (2482, 8807)]