21970226

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{5189}}^1$

素因数の和:5293

約数の個数: 16

約数和(自身を含む): 34565400

約数和(自身を除く): 12595174

約数列:

[1, 2, 29, 58, 73, 146, 2117, 4234, 5189, 10378, 150481, 300962, 378797, 757594, 10985113, 21970226]

約数ペア:

[(1, 21970226), (2, 10985113), (29, 757594), (58, 378797), (73, 300962), (146, 150481), (2117, 10378), (4234, 5189)]