20212049

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{503}}^1$

素因数の和:808

約数の個数: 16

約数和(自身を含む): 23877504

約数和(自身を除く): 3665455

約数列:

[1, 11, 13, 143, 281, 503, 3091, 3653, 5533, 6539, 40183, 71929, 141343, 1554773, 1837459, 20212049]

約数ペア:

[(1, 20212049), (11, 1837459), (13, 1554773), (143, 141343), (281, 71929), (503, 40183), (3091, 6539), (3653, 5533)]