2118081

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{349}}^1$

素因数の和:393

約数の個数: 24

約数和(自身を含む): 3438400

約数和(自身を除く): 1320319

約数列:

[1, 3, 7, 17, 21, 51, 119, 289, 349, 357, 867, 1047, 2023, 2443, 5933, 6069, 7329, 17799, 41531, 100861, 124593, 302583, 706027, 2118081]

約数ペア:

[(1, 2118081), (3, 706027), (7, 302583), (17, 124593), (21, 100861), (51, 41531), (119, 17799), (289, 7329), (349, 6069), (357, 5933), (867, 2443), (1047, 2023)]