21779659

素因数分解:

${\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{409}}^1$

素因数の和:570

約数の個数: 16

約数和(自身を含む): 24560640

約数和(自身を除く): 2780981

約数列:

[1, 11, 47, 103, 409, 517, 1133, 4499, 4841, 19223, 42127, 53251, 211453, 463397, 1979969, 21779659]

約数ペア:

[(1, 21779659), (11, 1979969), (47, 463397), (103, 211453), (409, 53251), (517, 42127), (1133, 19223), (4499, 4841)]