21956270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{313661}}^1$

素因数の和:313675

約数の個数: 16

約数和(自身を含む): 45167328

約数和(自身を除く): 23211058

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 313661, 627322, 1568305, 2195627, 3136610, 4391254, 10978135, 21956270]

約数ペア:

[(1, 21956270), (2, 10978135), (5, 4391254), (7, 3136610), (10, 2195627), (14, 1568305), (35, 627322), (70, 313661)]