21701691

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{983}}^1$

素因数の和:1223

約数の個数: 24

約数和(自身を含む): 34384896

約数和(自身を除く): 12683205

約数列:

[1, 3, 9, 11, 33, 99, 223, 669, 983, 2007, 2453, 2949, 7359, 8847, 10813, 22077, 32439, 97317, 219209, 657627, 1972881, 2411299, 7233897, 21701691]

約数ペア:

[(1, 21701691), (3, 7233897), (9, 2411299), (11, 1972881), (33, 657627), (99, 219209), (223, 97317), (669, 32439), (983, 22077), (2007, 10813), (2453, 8847), (2949, 7359)]