21706352012

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{7423513}}^1$

素因数の和:7423577

約数の個数: 24

約数和(自身を含む): 41155961616

約数和(自身を除く): 19449609604

約数列:

[1, 2, 4, 17, 34, 43, 68, 86, 172, 731, 1462, 2924, 7423513, 14847026, 29694052, 126199721, 252399442, 319211059, 504798884, 638422118, 1276844236, 5426588003, 10853176006, 21706352012]

約数ペア:

[(1, 21706352012), (2, 10853176006), (4, 5426588003), (17, 1276844236), (34, 638422118), (43, 504798884), (68, 319211059), (86, 252399442), (172, 126199721), (731, 29694052), (1462, 14847026), (2924, 7423513)]