21002366

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{136379}}^1$

素因数の和:136399

約数の個数: 16

約数和(自身を含む): 39277440

約数和(自身を除く): 18275074

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 136379, 272758, 954653, 1500169, 1909306, 3000338, 10501183, 21002366]

約数ペア:

[(1, 21002366), (2, 10501183), (7, 3000338), (11, 1909306), (14, 1500169), (22, 954653), (77, 272758), (154, 136379)]