21022797

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{1931}}^1$

素因数の和:2144

約数の個数: 16

約数和(自身を含む): 29675520

約数和(自身を除く): 8652723

約数列:

[1, 3, 19, 57, 191, 573, 1931, 3629, 5793, 10887, 36689, 110067, 368821, 1106463, 7007599, 21022797]

約数ペア:

[(1, 21022797), (3, 7007599), (19, 1106463), (57, 368821), (191, 110067), (573, 36689), (1931, 10887), (3629, 5793)]