21427232

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{9431}}^1$

素因数の和:9512

約数の個数: 24

約数和(自身を含む): 42783552

約数和(自身を除く): 21356320

約数列:

[1, 2, 4, 8, 16, 32, 71, 142, 284, 568, 1136, 2272, 9431, 18862, 37724, 75448, 150896, 301792, 669601, 1339202, 2678404, 5356808, 10713616, 21427232]

約数ペア:

[(1, 21427232), (2, 10713616), (4, 5356808), (8, 2678404), (16, 1339202), (32, 669601), (71, 301792), (142, 150896), (284, 75448), (568, 37724), (1136, 18862), (2272, 9431)]