16880493

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{42307}}^1$

素因数の和:42336

約数の個数: 16

約数和(自身を含む): 27077120

約数和(自身を除く): 10196627

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 42307, 126921, 296149, 803833, 888447, 2411499, 5626831, 16880493]

約数ペア:

[(1, 16880493), (3, 5626831), (7, 2411499), (19, 888447), (21, 803833), (57, 296149), (133, 126921), (399, 42307)]