21561036211

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{82981}}^1$

素因数の和:83107

約数の個数: 32

約数和(自身を含む): 26766673920

約数和(自身を除く): 5205637709

約数列:

[1, 11, 13, 23, 79, 143, 253, 299, 869, 1027, 1817, 3289, 11297, 19987, 23621, 82981, 259831, 912791, 1078753, 1908563, 6555499, 11866283, 20994193, 24811319, 72110489, 85221487, 150776477, 272924509, 937436357, 1658541247, 1960094201, 21561036211]

約数ペア:

[(1, 21561036211), (11, 1960094201), (13, 1658541247), (23, 937436357), (79, 272924509), (143, 150776477), (253, 85221487), (299, 72110489), (869, 24811319), (1027, 20994193), (1817, 11866283), (3289, 6555499), (11297, 1908563), (19987, 1078753), (23621, 912791), (82981, 259831)]