21192303

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{739}}^1$

素因数の和:843

約数の個数: 24

約数和(自身を含む): 31494400

約数和(自身を除く): 10302097

約数列:

[1, 3, 11, 33, 79, 121, 237, 363, 739, 869, 2217, 2607, 8129, 9559, 24387, 28677, 58381, 89419, 175143, 268257, 642191, 1926573, 7064101, 21192303]

約数ペア:

[(1, 21192303), (3, 7064101), (11, 1926573), (33, 642191), (79, 268257), (121, 175143), (237, 89419), (363, 58381), (739, 28677), (869, 24387), (2217, 9559), (2607, 8129)]