21334536

素因数分解:

$2^3\times 3^3\times {\mathrm{43}}^1\times {\mathrm{2297}}^1$

素因数の和:2355

約数の個数: 64

約数和(自身を含む): 60667200

約数和(自身を除く): 39332664

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 43, 54, 72, 86, 108, 129, 172, 216, 258, 344, 387, 516, 774, 1032, 1161, 1548, 2297, 2322, 3096, 4594, 4644, 6891, 9188, 9288, 13782, 18376, 20673, 27564, 41346, 55128, 62019, 82692, 98771, 124038, 165384, 197542, 248076, 296313, 395084, 496152, 592626, 790168, 888939, 1185252, 1777878, 2370504, 2666817, 3555756, 5333634, 7111512, 10667268, 21334536]

約数ペア:

[(1, 21334536), (2, 10667268), (3, 7111512), (4, 5333634), (6, 3555756), (8, 2666817), (9, 2370504), (12, 1777878), (18, 1185252), (24, 888939), (27, 790168), (36, 592626), (43, 496152), (54, 395084), (72, 296313), (86, 248076), (108, 197542), (129, 165384), (172, 124038), (216, 98771), (258, 82692), (344, 62019), (387, 55128), (516, 41346), (774, 27564), (1032, 20673), (1161, 18376), (1548, 13782), (2297, 9288), (2322, 9188), (3096, 6891), (4594, 4644)]