21245208

素因数分解:

$2^3\times 3^1\times {\mathrm{885217}}^1$

素因数の和:885226

約数の個数: 16

約数和(自身を含む): 53113080

約数和(自身を除く): 31867872

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 885217, 1770434, 2655651, 3540868, 5311302, 7081736, 10622604, 21245208]

約数ペア:

[(1, 21245208), (2, 10622604), (3, 7081736), (4, 5311302), (6, 3540868), (8, 2655651), (12, 1770434), (24, 885217)]