21152784

素因数分解:

$2^4\times 3^1\times {\mathrm{440683}}^1$

素因数の和:440694

約数の個数: 20

約数和(自身を含む): 54644816

約数和(自身を除く): 33492032

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 440683, 881366, 1322049, 1762732, 2644098, 3525464, 5288196, 7050928, 10576392, 21152784]

約数ペア:

[(1, 21152784), (2, 10576392), (3, 7050928), (4, 5288196), (6, 3525464), (8, 2644098), (12, 1762732), (16, 1322049), (24, 881366), (48, 440683)]