21416494

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{22639}}^1$

素因数の和:22695

約数の個数: 16

約数和(自身を含む): 35861760

約数和(自身を除く): 14445266

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 22639, 45278, 249029, 498058, 973477, 1946954, 10708247, 21416494]

約数ペア:

[(1, 21416494), (2, 10708247), (11, 1946954), (22, 973477), (43, 498058), (86, 249029), (473, 45278), (946, 22639)]