21453042

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{275039}}^1$

素因数の和:275057

約数の個数: 16

約数和(自身を含む): 46206720

約数和(自身を除く): 24753678

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 275039, 550078, 825117, 1650234, 3575507, 7151014, 10726521, 21453042]

約数ペア:

[(1, 21453042), (2, 10726521), (3, 7151014), (6, 3575507), (13, 1650234), (26, 825117), (39, 550078), (78, 275039)]