20976018

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{71347}}^1$

素因数の和:71366

約数の個数: 24

約数和(自身を含む): 48802032

約数和(自身を除く): 27826014

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 71347, 142694, 214041, 428082, 499429, 998858, 1498287, 2996574, 3496003, 6992006, 10488009, 20976018]

約数ペア:

[(1, 20976018), (2, 10488009), (3, 6992006), (6, 3496003), (7, 2996574), (14, 1498287), (21, 998858), (42, 499429), (49, 428082), (98, 214041), (147, 142694), (294, 71347)]