2134821

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:145

約数の個数: 32

約数和(自身を含む): 3351040

約数和(自身を除く): 1216219

約数列:

[1, 3, 13, 19, 39, 43, 57, 67, 129, 201, 247, 559, 741, 817, 871, 1273, 1677, 2451, 2613, 2881, 3819, 8643, 10621, 16549, 31863, 37453, 49647, 54739, 112359, 164217, 711607, 2134821]

約数ペア:

[(1, 2134821), (3, 711607), (13, 164217), (19, 112359), (39, 54739), (43, 49647), (57, 37453), (67, 31863), (129, 16549), (201, 10621), (247, 8643), (559, 3819), (741, 2881), (817, 2613), (871, 2451), (1273, 1677)]