21044233

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{433}}^1$

素因数の和:624

約数の個数: 16

約数和(自身を含む): 24748416

約数和(自身を除く): 3704183

約数列:

[1, 7, 53, 131, 371, 433, 917, 3031, 6943, 22949, 48601, 56723, 160643, 397061, 3006319, 21044233]

約数ペア:

[(1, 21044233), (7, 3006319), (53, 397061), (131, 160643), (371, 56723), (433, 48601), (917, 22949), (3031, 6943)]