21888756

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{16433}}^1$

素因数の和:16480

約数の個数: 36

約数和(自身を含む): 56828772

約数和(自身を除く): 34940016

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 333, 444, 666, 1332, 16433, 32866, 49299, 65732, 98598, 147897, 197196, 295794, 591588, 608021, 1216042, 1824063, 2432084, 3648126, 5472189, 7296252, 10944378, 21888756]

約数ペア:

[(1, 21888756), (2, 10944378), (3, 7296252), (4, 5472189), (6, 3648126), (9, 2432084), (12, 1824063), (18, 1216042), (36, 608021), (37, 591588), (74, 295794), (111, 197196), (148, 147897), (222, 98598), (333, 65732), (444, 49299), (666, 32866), (1332, 16433)]