21232998

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{28771}}^1$

素因数の和:28820

約数の個数: 24

約数和(自身を含む): 47128536

約数和(自身を除く): 25895538

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 246, 369, 738, 28771, 57542, 86313, 172626, 258939, 517878, 1179611, 2359222, 3538833, 7077666, 10616499, 21232998]

約数ペア:

[(1, 21232998), (2, 10616499), (3, 7077666), (6, 3538833), (9, 2359222), (18, 1179611), (41, 517878), (82, 258939), (123, 172626), (246, 86313), (369, 57542), (738, 28771)]