21263226

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{208463}}^1$

素因数の和:208485

約数の個数: 16

約数和(自身を含む): 45028224

約数和(自身を除く): 23764998

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 208463, 416926, 625389, 1250778, 3543871, 7087742, 10631613, 21263226]

約数ペア:

[(1, 21263226), (2, 10631613), (3, 7087742), (6, 3543871), (17, 1250778), (34, 625389), (51, 416926), (102, 208463)]