16854978

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{401309}}^1$

素因数の和:401321

約数の個数: 16

約数和(自身を含む): 38525760

約数和(自身を除く): 21670782

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 401309, 802618, 1203927, 2407854, 2809163, 5618326, 8427489, 16854978]

約数ペア:

[(1, 16854978), (2, 8427489), (3, 5618326), (6, 2809163), (7, 2407854), (14, 1203927), (21, 802618), (42, 401309)]