21711890306

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{421}}^1\times {\mathrm{1516829}}^1$

素因数の和:1517269

約数の個数: 16

約数和(自身を含む): 34565522040

約数和(自身を除く): 12853631734

約数列:

[1, 2, 17, 34, 421, 842, 7157, 14314, 1516829, 3033658, 25786093, 51572186, 638585009, 1277170018, 10855945153, 21711890306]

約数ペア:

[(1, 21711890306), (2, 10855945153), (17, 1277170018), (34, 638585009), (421, 51572186), (842, 25786093), (7157, 3033658), (14314, 1516829)]