21050722

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{136693}}^1$

素因数の和:136713

約数の個数: 16

約数和(自身を含む): 39367872

約数和(自身を除く): 18317150

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 136693, 273386, 956851, 1503623, 1913702, 3007246, 10525361, 21050722]

約数ペア:

[(1, 21050722), (2, 10525361), (7, 3007246), (11, 1913702), (14, 1503623), (22, 956851), (77, 273386), (154, 136693)]