21160

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^2$

素因数の和:57

約数の個数: 24

約数和(自身を含む): 49770

約数和(自身を除く): 28610

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 529, 920, 1058, 2116, 2645, 4232, 5290, 10580, 21160]

約数ペア:

[(1, 21160), (2, 10580), (4, 5290), (5, 4232), (8, 2645), (10, 2116), (20, 1058), (23, 920), (40, 529), (46, 460), (92, 230), (115, 184)]