21863127

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1$

素因数の和:192

約数の個数: 48

約数和(自身を含む): 35661024

約数和(自身を除く): 13797897

約数列:

[1, 3, 11, 13, 33, 39, 41, 113, 121, 123, 143, 339, 363, 429, 451, 533, 1243, 1353, 1469, 1573, 1599, 3729, 4407, 4633, 4719, 4961, 5863, 13673, 13899, 14883, 16159, 17589, 41019, 48477, 50963, 60229, 64493, 152889, 177749, 180687, 193479, 533247, 560593, 662519, 1681779, 1987557, 7287709, 21863127]

約数ペア:

[(1, 21863127), (3, 7287709), (11, 1987557), (13, 1681779), (33, 662519), (39, 560593), (41, 533247), (113, 193479), (121, 180687), (123, 177749), (143, 152889), (339, 64493), (363, 60229), (429, 50963), (451, 48477), (533, 41019), (1243, 17589), (1353, 16159), (1469, 14883), (1573, 13899), (1599, 13673), (3729, 5863), (4407, 4961), (4633, 4719)]