21072918

素因数分解:

$2^1\times 3^1\times {\mathrm{113}}^1\times {\mathrm{31081}}^1$

素因数の和:31199

約数の個数: 16

約数和(自身を含む): 42520176

約数和(自身を除く): 21447258

約数列:

[1, 2, 3, 6, 113, 226, 339, 678, 31081, 62162, 93243, 186486, 3512153, 7024306, 10536459, 21072918]

約数ペア:

[(1, 21072918), (2, 10536459), (3, 7024306), (6, 3512153), (113, 186486), (226, 93243), (339, 62162), (678, 31081)]