21337057

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{9437}}^1$

素因数の和:9480

約数の個数: 16

約数和(自身を含む): 27181440

約数和(自身を除く): 5844383

約数列:

[1, 7, 17, 19, 119, 133, 323, 2261, 9437, 66059, 160429, 179303, 1123003, 1255121, 3048151, 21337057]

約数ペア:

[(1, 21337057), (7, 3048151), (17, 1255121), (19, 1123003), (119, 179303), (133, 160429), (323, 66059), (2261, 9437)]