22271921

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{26737}}^1$

素因数の和:26768

約数の個数: 12

約数和(自身を含む): 27433188

約数和(自身を除く): 5161267

約数列:

[1, 7, 17, 49, 119, 833, 26737, 187159, 454529, 1310113, 3181703, 22271921]

約数ペア:

[(1, 22271921), (7, 3181703), (17, 1310113), (49, 454529), (119, 187159), (833, 26737)]