21467278

素因数分解:

$2^1\times 7^1\times {\mathrm{953}}^1\times {\mathrm{1609}}^1$

素因数の和:2571

約数の個数: 16

約数和(自身を含む): 36862560

約数和(自身を除く): 15395282

約数列:

[1, 2, 7, 14, 953, 1609, 1906, 3218, 6671, 11263, 13342, 22526, 1533377, 3066754, 10733639, 21467278]

約数ペア:

[(1, 21467278), (2, 10733639), (7, 3066754), (14, 1533377), (953, 22526), (1609, 13342), (1906, 11263), (3218, 6671)]