21002136

素因数分解:

$2^3\times 3^1\times {\mathrm{875089}}^1$

素因数の和:875098

約数の個数: 16

約数和(自身を含む): 52505400

約数和(自身を除く): 31503264

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 875089, 1750178, 2625267, 3500356, 5250534, 7000712, 10501068, 21002136]

約数ペア:

[(1, 21002136), (2, 10501068), (3, 7000712), (4, 5250534), (6, 3500356), (8, 2625267), (12, 1750178), (24, 875089)]