21252144

素因数分解:

$2^4\times 3^1\times {\mathrm{442753}}^1$

素因数の和:442764

約数の個数: 20

約数和(自身を含む): 54901496

約数和(自身を除く): 33649352

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 442753, 885506, 1328259, 1771012, 2656518, 3542024, 5313036, 7084048, 10626072, 21252144]

約数ペア:

[(1, 21252144), (2, 10626072), (3, 7084048), (4, 5313036), (6, 3542024), (8, 2656518), (12, 1771012), (16, 1328259), (24, 885506), (48, 442753)]