21053203438

素因数分解:

$2^1\times {\mathrm{2729}}^1\times {\mathrm{3857311}}^1$

素因数の和:3860042

約数の個数: 8

約数和(自身を含む): 31591385280

約数和(自身を除く): 10538181842

約数列:

[1, 2, 2729, 5458, 3857311, 7714622, 10526601719, 21053203438]

約数ペア:

[(1, 21053203438), (2, 10526601719), (2729, 7714622), (5458, 3857311)]