21031635255

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{82477001}}^1$

素因数の和:82477026

約数の個数: 16

約数和(自身を含む): 35630064864

約数和(自身を除く): 14598429609

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 82477001, 247431003, 412385005, 1237155015, 1402109017, 4206327051, 7010545085, 21031635255]

約数ペア:

[(1, 21031635255), (3, 7010545085), (5, 4206327051), (15, 1402109017), (17, 1237155015), (51, 412385005), (85, 247431003), (255, 82477001)]