20984043

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{3461}}^1$

素因数の和:3554

約数の個数: 16

約数和(自身を含む): 29246976

約数和(自身を除く): 8262933

約数列:

[1, 3, 43, 47, 129, 141, 2021, 3461, 6063, 10383, 148823, 162667, 446469, 488001, 6994681, 20984043]

約数ペア:

[(1, 20984043), (3, 6994681), (43, 488001), (47, 446469), (129, 162667), (141, 148823), (2021, 10383), (3461, 6063)]