16921806

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{256391}}^1$

素因数の和:256407

約数の個数: 16

約数和(自身を含む): 36920448

約数和(自身を除く): 19998642

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 256391, 512782, 769173, 1538346, 2820301, 5640602, 8460903, 16921806]

約数ペア:

[(1, 16921806), (2, 8460903), (3, 5640602), (6, 2820301), (11, 1538346), (22, 769173), (33, 512782), (66, 256391)]