21461636799

素因数分解:

$3^7\times {\mathrm{181}}^1\times {\mathrm{54217}}^1$

素因数の和:54419

約数の個数: 32

約数和(自身を含む): 32365977280

約数和(自身を除く): 10904340481

約数列:

[1, 3, 9, 27, 81, 181, 243, 543, 729, 1629, 2187, 4887, 14661, 43983, 54217, 131949, 162651, 395847, 487953, 1463859, 4391577, 9813277, 13174731, 29439831, 39524193, 88319493, 118572579, 264958479, 794875437, 2384626311, 7153878933, 21461636799]

約数ペア:

[(1, 21461636799), (3, 7153878933), (9, 2384626311), (27, 794875437), (81, 264958479), (181, 118572579), (243, 88319493), (543, 39524193), (729, 29439831), (1629, 13174731), (2187, 9813277), (4887, 4391577), (14661, 1463859), (43983, 487953), (54217, 395847), (131949, 162651)]