21124728

素因数分解:

$2^3\times 3^2\times {\mathrm{293399}}^1$

素因数の和:293411

約数の個数: 24

約数和(自身を含む): 57213000

約数和(自身を除く): 36088272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 293399, 586798, 880197, 1173596, 1760394, 2347192, 2640591, 3520788, 5281182, 7041576, 10562364, 21124728]

約数ペア:

[(1, 21124728), (2, 10562364), (3, 7041576), (4, 5281182), (6, 3520788), (8, 2640591), (9, 2347192), (12, 1760394), (18, 1173596), (24, 880197), (36, 586798), (72, 293399)]