21689382072

素因数分解:

$2^3\times 3^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{134263}}^1$

素因数の和:134452

約数の個数: 64

約数和(自身を含む): 55681966080

約数和(自身を除く): 33992584008

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 53, 106, 127, 159, 212, 254, 318, 381, 424, 508, 636, 762, 1016, 1272, 1524, 3048, 6731, 13462, 20193, 26924, 40386, 53848, 80772, 134263, 161544, 268526, 402789, 537052, 805578, 1074104, 1611156, 3222312, 7115939, 14231878, 17051401, 21347817, 28463756, 34102802, 42695634, 51154203, 56927512, 68205604, 85391268, 102308406, 136411208, 170782536, 204616812, 409233624, 903724253, 1807448506, 2711172759, 3614897012, 5422345518, 7229794024, 10844691036, 21689382072]

約数ペア:

[(1, 21689382072), (2, 10844691036), (3, 7229794024), (4, 5422345518), (6, 3614897012), (8, 2711172759), (12, 1807448506), (24, 903724253), (53, 409233624), (106, 204616812), (127, 170782536), (159, 136411208), (212, 102308406), (254, 85391268), (318, 68205604), (381, 56927512), (424, 51154203), (508, 42695634), (636, 34102802), (762, 28463756), (1016, 21347817), (1272, 17051401), (1524, 14231878), (3048, 7115939), (6731, 3222312), (13462, 1611156), (20193, 1074104), (26924, 805578), (40386, 537052), (53848, 402789), (80772, 268526), (134263, 161544)]