21000587514

素因数分解:

$2^1\times 3^1\times {\mathrm{491}}^1\times {\mathrm{7128509}}^1$

素因数の和:7129005

約数の個数: 16

約数和(自身を含む): 42086723040

約数和(自身を除く): 21086135526

約数列:

[1, 2, 3, 6, 491, 982, 1473, 2946, 7128509, 14257018, 21385527, 42771054, 3500097919, 7000195838, 10500293757, 21000587514]

約数ペア:

[(1, 21000587514), (2, 10500293757), (3, 7000195838), (6, 3500097919), (491, 42771054), (982, 21385527), (1473, 14257018), (2946, 7128509)]