21000434724

素因数分解:

$2^2\times 3^2\times {\mathrm{73}}^1\times {\mathrm{7991033}}^1$

素因数の和:7991116

約数の個数: 36

約数和(自身を含む): 53811622956

約数和(自身を除く): 32811188232

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 73, 146, 219, 292, 438, 657, 876, 1314, 2628, 7991033, 15982066, 23973099, 31964132, 47946198, 71919297, 95892396, 143838594, 287677188, 583345409, 1166690818, 1750036227, 2333381636, 3500072454, 5250108681, 7000144908, 10500217362, 21000434724]

約数ペア:

[(1, 21000434724), (2, 10500217362), (3, 7000144908), (4, 5250108681), (6, 3500072454), (9, 2333381636), (12, 1750036227), (18, 1166690818), (36, 583345409), (73, 287677188), (146, 143838594), (219, 95892396), (292, 71919297), (438, 47946198), (657, 31964132), (876, 23973099), (1314, 15982066), (2628, 7991033)]