21084372

素因数分解:

$2^2\times 3^2\times {\mathrm{585677}}^1$

素因数の和:585687

約数の個数: 18

約数和(自身を含む): 53296698

約数和(自身を除く): 32212326

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 585677, 1171354, 1757031, 2342708, 3514062, 5271093, 7028124, 10542186, 21084372]

約数ペア:

[(1, 21084372), (2, 10542186), (3, 7028124), (4, 5271093), (6, 3514062), (9, 2342708), (12, 1757031), (18, 1171354), (36, 585677)]