16920442021

素因数分解:

$7^1\times {\mathrm{73}}^1\times {\mathrm{3037}}^1\times {\mathrm{10903}}^1$

素因数の和:14020

約数の個数: 16

約数和(自身を含む): 19610800384

約数和(自身を除く): 2690358363

約数列:

[1, 7, 73, 511, 3037, 10903, 21259, 76321, 221701, 795919, 1551907, 5571433, 33112411, 231786877, 2417206003, 16920442021]

約数ペア:

[(1, 16920442021), (7, 2417206003), (73, 231786877), (511, 33112411), (3037, 5571433), (10903, 1551907), (21259, 795919), (76321, 221701)]