20571371709

素因数分解:

$3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{10098857}}^1$

素因数の和:10098964

約数の個数: 16

約数和(自身を含む): 31670018688

約数和(自身を除く): 11098646979

約数列:

[1, 3, 7, 21, 97, 291, 679, 2037, 10098857, 30296571, 70691999, 212075997, 979589129, 2938767387, 6857123903, 20571371709]

約数ペア:

[(1, 20571371709), (3, 6857123903), (7, 2938767387), (21, 979589129), (97, 212075997), (291, 70691999), (679, 30296571), (2037, 10098857)]