21424472

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{86389}}^1$

素因数の和:86426

約数の個数: 16

約数和(自身を含む): 41467200

約数和(自身を除く): 20042728

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 86389, 172778, 345556, 691112, 2678059, 5356118, 10712236, 21424472]

約数ペア:

[(1, 21424472), (2, 10712236), (4, 5356118), (8, 2678059), (31, 691112), (62, 345556), (124, 172778), (248, 86389)]