21514137

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{587}}^1\times {\mathrm{643}}^1$

素因数の和:1252

約数の個数: 16

約数和(自身を含む): 30293760

約数和(自身を除く): 8779623

約数列:

[1, 3, 19, 57, 587, 643, 1761, 1929, 11153, 12217, 33459, 36651, 377441, 1132323, 7171379, 21514137]

約数ペア:

[(1, 21514137), (3, 7171379), (19, 1132323), (57, 377441), (587, 36651), (643, 33459), (1761, 12217), (1929, 11153)]