21244109

素因数分解:

${\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{27271}}^1$

素因数の和:27331

約数の個数: 8

約数和(自身を含む): 22908480

約数和(自身を除く): 1664371

約数列:

[1, 19, 41, 779, 27271, 518149, 1118111, 21244109]

約数ペア:

[(1, 21244109), (19, 1118111), (41, 518149), (779, 27271)]