21568344077

素因数分解:

$7^1\times {\mathrm{139}}^1\times {\mathrm{337}}^1\times {\mathrm{65777}}^1$

素因数の和:66260

約数の個数: 16

約数和(自身を含む): 24900919680

約数和(自身を除く): 3332575603

約数列:

[1, 7, 139, 337, 973, 2359, 46843, 65777, 327901, 460439, 9143003, 22166849, 64001021, 155167943, 3081192011, 21568344077]

約数ペア:

[(1, 21568344077), (7, 3081192011), (139, 155167943), (337, 64001021), (973, 22166849), (2359, 9143003), (46843, 460439), (65777, 327901)]