21167158

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{4397}}^1$

素因数の和:4511

約数の個数: 16

約数和(自身を含む): 33248880

約数和(自身を除く): 12081722

約数列:

[1, 2, 29, 58, 83, 166, 2407, 4397, 4814, 8794, 127513, 255026, 364951, 729902, 10583579, 21167158]

約数ペア:

[(1, 21167158), (2, 10583579), (29, 729902), (58, 364951), (83, 255026), (166, 127513), (2407, 8794), (4397, 4814)]