21449406

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{324991}}^1$

素因数の和:325007

約数の個数: 16

約数和(自身を含む): 46798848

約数和(自身を除く): 25349442

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 324991, 649982, 974973, 1949946, 3574901, 7149802, 10724703, 21449406]

約数ペア:

[(1, 21449406), (2, 10724703), (3, 7149802), (6, 3574901), (11, 1949946), (22, 974973), (33, 649982), (66, 324991)]