21941280845

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{20996441}}^1$

素因数の和:20996476

約数の個数: 16

約数和(自身を含む): 30234876480

約数和(自身を除く): 8293595635

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 20996441, 104982205, 230960851, 398932379, 1154804255, 1994661895, 4388256169, 21941280845]

約数ペア:

[(1, 21941280845), (5, 4388256169), (11, 1994661895), (19, 1154804255), (55, 398932379), (95, 230960851), (209, 104982205), (1045, 20996441)]