21868605

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{44179}}^1$

素因数の和:44201

約数の個数: 24

約数和(自身を含む): 41352480

約数和(自身を除く): 19483875

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495, 44179, 132537, 220895, 397611, 485969, 662685, 1457907, 1988055, 2429845, 4373721, 7289535, 21868605]

約数ペア:

[(1, 21868605), (3, 7289535), (5, 4373721), (9, 2429845), (11, 1988055), (15, 1457907), (33, 662685), (45, 485969), (55, 397611), (99, 220895), (165, 132537), (495, 44179)]