21231204

素因数分解:

$2^2\times 3^1\times {\mathrm{151}}^1\times {\mathrm{11717}}^1$

素因数の和:11875

約数の個数: 24

約数和(自身を含む): 49871808

約数和(自身を除く): 28640604

約数列:

[1, 2, 3, 4, 6, 12, 151, 302, 453, 604, 906, 1812, 11717, 23434, 35151, 46868, 70302, 140604, 1769267, 3538534, 5307801, 7077068, 10615602, 21231204]

約数ペア:

[(1, 21231204), (2, 10615602), (3, 7077068), (4, 5307801), (6, 3538534), (12, 1769267), (151, 140604), (302, 70302), (453, 46868), (604, 35151), (906, 23434), (1812, 11717)]