21105078

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{85793}}^1$

素因数の和:85839

約数の個数: 16

約数和(自身を含む): 43240176

約数和(自身を除く): 22135098

約数列:

[1, 2, 3, 6, 41, 82, 123, 246, 85793, 171586, 257379, 514758, 3517513, 7035026, 10552539, 21105078]

約数ペア:

[(1, 21105078), (2, 10552539), (3, 7035026), (6, 3517513), (41, 514758), (82, 257379), (123, 171586), (246, 85793)]