21247633

素因数分解:

${\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1549}}^1$

素因数の和:1632

約数の個数: 16

約数和(自身を含む): 24552000

約数和(自身を除く): 3304367

約数列:

[1, 11, 29, 43, 319, 473, 1247, 1549, 13717, 17039, 44921, 66607, 494131, 732677, 1931603, 21247633]

約数ペア:

[(1, 21247633), (11, 1931603), (29, 732677), (43, 494131), (319, 66607), (473, 44921), (1247, 17039), (1549, 13717)]