21917126

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{142319}}^1$

素因数の和:142339

約数の個数: 16

約数和(自身を含む): 40988160

約数和(自身を除く): 19071034

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 142319, 284638, 996233, 1565509, 1992466, 3131018, 10958563, 21917126]

約数ペア:

[(1, 21917126), (2, 10958563), (7, 3131018), (11, 1992466), (14, 1565509), (22, 996233), (77, 284638), (154, 142319)]