21618768

素因数分解:

$2^4\times 3^1\times {\mathrm{450391}}^1$

素因数の和:450402

約数の個数: 20

約数和(自身を含む): 55848608

約数和(自身を除く): 34229840

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 450391, 900782, 1351173, 1801564, 2702346, 3603128, 5404692, 7206256, 10809384, 21618768]

約数ペア:

[(1, 21618768), (2, 10809384), (3, 7206256), (4, 5404692), (6, 3603128), (8, 2702346), (12, 1801564), (16, 1351173), (24, 900782), (48, 450391)]