21814382

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{599}}^1$

素因数の和:871

約数の個数: 16

約数和(自身を含む): 33264000

約数和(自身を除く): 11449618

約数列:

[1, 2, 131, 139, 262, 278, 599, 1198, 18209, 36418, 78469, 83261, 156938, 166522, 10907191, 21814382]

約数ペア:

[(1, 21814382), (2, 10907191), (131, 166522), (139, 156938), (262, 83261), (278, 78469), (599, 36418), (1198, 18209)]