21167704204

素因数分解:

$2^2\times {\mathrm{443}}^1\times {\mathrm{11945657}}^1$

素因数の和:11946104

約数の個数: 12

約数和(自身を含む): 37127105064

約数和(自身を除く): 15959400860

約数列:

[1, 2, 4, 443, 886, 1772, 11945657, 23891314, 47782628, 5291926051, 10583852102, 21167704204]

約数ペア:

[(1, 21167704204), (2, 10583852102), (4, 5291926051), (443, 47782628), (886, 23891314), (1772, 11945657)]