21404802

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{209851}}^1$

素因数の和:209873

約数の個数: 16

約数和(自身を含む): 45328032

約数和(自身を除く): 23923230

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 209851, 419702, 629553, 1259106, 3567467, 7134934, 10702401, 21404802]

約数ペア:

[(1, 21404802), (2, 10702401), (3, 7134934), (6, 3567467), (17, 1259106), (34, 629553), (51, 419702), (102, 209851)]