21836243

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{491}}^1$

素因数の和:826

約数の個数: 16

約数和(自身を含む): 25788672

約数和(自身を除く): 3952429

約数列:

[1, 11, 13, 143, 311, 491, 3421, 4043, 5401, 6383, 44473, 70213, 152701, 1679711, 1985113, 21836243]

約数ペア:

[(1, 21836243), (11, 1985113), (13, 1679711), (143, 152701), (311, 70213), (491, 44473), (3421, 6383), (4043, 5401)]