21060897

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{4463}}^1$

素因数の和:4501

約数の個数: 24

約数和(自身を含む): 33247872

約数和(自身を除く): 12186975

約数列:

[1, 3, 11, 13, 33, 39, 121, 143, 363, 429, 1573, 4463, 4719, 13389, 49093, 58019, 147279, 174057, 540023, 638209, 1620069, 1914627, 7020299, 21060897]

約数ペア:

[(1, 21060897), (3, 7020299), (11, 1914627), (13, 1620069), (33, 638209), (39, 540023), (121, 174057), (143, 147279), (363, 58019), (429, 49093), (1573, 13389), (4463, 4719)]