22171982

素因数分解:

$2^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{20047}}^1$

素因数の和:20135

約数の個数: 16

約数和(自身を含む): 38492160

約数和(自身を除く): 16320178

約数列:

[1, 2, 7, 14, 79, 158, 553, 1106, 20047, 40094, 140329, 280658, 1583713, 3167426, 11085991, 22171982]

約数ペア:

[(1, 22171982), (2, 11085991), (7, 3167426), (14, 1583713), (79, 280658), (158, 140329), (553, 40094), (1106, 20047)]