21534228

素因数分解:

$2^2\times 3^3\times {\mathrm{43}}^1\times {\mathrm{4637}}^1$

素因数の和:4693

約数の個数: 48

約数和(自身を含む): 57140160

約数和(自身を除く): 35605932

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 43, 54, 86, 108, 129, 172, 258, 387, 516, 774, 1161, 1548, 2322, 4637, 4644, 9274, 13911, 18548, 27822, 41733, 55644, 83466, 125199, 166932, 199391, 250398, 398782, 500796, 598173, 797564, 1196346, 1794519, 2392692, 3589038, 5383557, 7178076, 10767114, 21534228]

約数ペア:

[(1, 21534228), (2, 10767114), (3, 7178076), (4, 5383557), (6, 3589038), (9, 2392692), (12, 1794519), (18, 1196346), (27, 797564), (36, 598173), (43, 500796), (54, 398782), (86, 250398), (108, 199391), (129, 166932), (172, 125199), (258, 83466), (387, 55644), (516, 41733), (774, 27822), (1161, 18548), (1548, 13911), (2322, 9274), (4637, 4644)]