21025191

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{33533}}^1$

素因数の和:33566

約数の個数: 16

約数和(自身を含む): 32192640

約数和(自身を除く): 11167449

約数列:

[1, 3, 11, 19, 33, 57, 209, 627, 33533, 100599, 368863, 637127, 1106589, 1911381, 7008397, 21025191]

約数ペア:

[(1, 21025191), (3, 7008397), (11, 1911381), (19, 1106589), (33, 637127), (57, 368863), (209, 100599), (627, 33533)]