21609606812

素因数分解:

$2^2\times {\mathrm{727}}^1\times {\mathrm{7431089}}^1$

素因数の和:7431820

約数の個数: 12

約数和(自身を含む): 37868834640

約数和(自身を除く): 16259227828

約数列:

[1, 2, 4, 727, 1454, 2908, 7431089, 14862178, 29724356, 5402401703, 10804803406, 21609606812]

約数ペア:

[(1, 21609606812), (2, 10804803406), (4, 5402401703), (727, 29724356), (1454, 14862178), (2908, 7431089)]