21931453857

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{2575021}}^1$

素因数の和:2575208

約数の個数: 16

約数和(自身を含む): 31147466112

約数和(自身を除く): 9216012255

約数列:

[1, 3, 17, 51, 167, 501, 2839, 8517, 2575021, 7725063, 43775357, 131326071, 430028507, 1290085521, 7310484619, 21931453857]

約数ペア:

[(1, 21931453857), (3, 7310484619), (17, 1290085521), (51, 430028507), (167, 131326071), (501, 43775357), (2839, 7725063), (8517, 2575021)]