21004723128

素因数分解:

$2^3\times 3^1\times {\mathrm{1093}}^1\times {\mathrm{800729}}^1$

素因数の和:801831

約数の個数: 32

約数和(自身を含む): 52559917200

約数和(自身を除く): 31555194072

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 1093, 2186, 3279, 4372, 6558, 8744, 13116, 26232, 800729, 1601458, 2402187, 3202916, 4804374, 6405832, 9608748, 19217496, 875196797, 1750393594, 2625590391, 3500787188, 5251180782, 7001574376, 10502361564, 21004723128]

約数ペア:

[(1, 21004723128), (2, 10502361564), (3, 7001574376), (4, 5251180782), (6, 3500787188), (8, 2625590391), (12, 1750393594), (24, 875196797), (1093, 19217496), (2186, 9608748), (3279, 6405832), (4372, 4804374), (6558, 3202916), (8744, 2402187), (13116, 1601458), (26232, 800729)]