21331836

素因数分解:

$2^2\times 3^4\times {\mathrm{65839}}^1$

素因数の和:65855

約数の個数: 30

約数和(自身を含む): 55766480

約数和(自身を除く): 34434644

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 65839, 131678, 197517, 263356, 395034, 592551, 790068, 1185102, 1777653, 2370204, 3555306, 5332959, 7110612, 10665918, 21331836]

約数ペア:

[(1, 21331836), (2, 10665918), (3, 7110612), (4, 5332959), (6, 3555306), (9, 2370204), (12, 1777653), (18, 1185102), (27, 790068), (36, 592551), (54, 395034), (81, 263356), (108, 197517), (162, 131678), (324, 65839)]