21730476

素因数分解:

$2^2\times 3^1\times {\mathrm{1051}}^1\times {\mathrm{1723}}^1$

素因数の和:2781

約数の個数: 24

約数和(自身を含む): 50782144

約数和(自身を除く): 29051668

約数列:

[1, 2, 3, 4, 6, 12, 1051, 1723, 2102, 3153, 3446, 4204, 5169, 6306, 6892, 10338, 12612, 20676, 1810873, 3621746, 5432619, 7243492, 10865238, 21730476]

約数ペア:

[(1, 21730476), (2, 10865238), (3, 7243492), (4, 5432619), (6, 3621746), (12, 1810873), (1051, 20676), (1723, 12612), (2102, 10338), (3153, 6892), (3446, 6306), (4204, 5169)]