21885180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{364753}}^1$

素因数の和:364765

約数の個数: 24

約数和(自身を含む): 61278672

約数和(自身を除く): 39393492

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 364753, 729506, 1094259, 1459012, 1823765, 2188518, 3647530, 4377036, 5471295, 7295060, 10942590, 21885180]

約数ペア:

[(1, 21885180), (2, 10942590), (3, 7295060), (4, 5471295), (5, 4377036), (6, 3647530), (10, 2188518), (12, 1823765), (15, 1459012), (20, 1094259), (30, 729506), (60, 364753)]