21403336

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{62219}}^1$

素因数の和:62268

約数の個数: 16

約数和(自身を含む): 41065200

約数和(自身を除く): 19661864

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 62219, 124438, 248876, 497752, 2675417, 5350834, 10701668, 21403336]

約数ペア:

[(1, 21403336), (2, 10701668), (4, 5350834), (8, 2675417), (43, 497752), (86, 248876), (172, 124438), (344, 62219)]