21467336

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{67}}^1\times {\mathrm{331}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 45039120

約数和(自身を除く): 23571784

約数列:

[1, 2, 4, 8, 11, 22, 44, 67, 88, 121, 134, 242, 268, 331, 484, 536, 662, 737, 968, 1324, 1474, 2648, 2948, 3641, 5896, 7282, 8107, 14564, 16214, 22177, 29128, 32428, 40051, 44354, 64856, 80102, 88708, 160204, 177416, 243947, 320408, 487894, 975788, 1951576, 2683417, 5366834, 10733668, 21467336]

約数ペア:

[(1, 21467336), (2, 10733668), (4, 5366834), (8, 2683417), (11, 1951576), (22, 975788), (44, 487894), (67, 320408), (88, 243947), (121, 177416), (134, 160204), (242, 88708), (268, 80102), (331, 64856), (484, 44354), (536, 40051), (662, 32428), (737, 29128), (968, 22177), (1324, 16214), (1474, 14564), (2648, 8107), (2948, 7282), (3641, 5896)]