21291006

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{322591}}^1$

素因数の和:322607

約数の個数: 16

約数和(自身を含む): 46453248

約数和(自身を除く): 25162242

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 322591, 645182, 967773, 1935546, 3548501, 7097002, 10645503, 21291006]

約数ペア:

[(1, 21291006), (2, 10645503), (3, 7097002), (6, 3548501), (11, 1935546), (22, 967773), (33, 645182), (66, 322591)]