21380514

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1619}}^1$

素因数の和:1726

約数の個数: 32

約数和(自身を含む): 44789760

約数和(自身を除く): 23409246

約数列:

[1, 2, 3, 6, 31, 62, 71, 93, 142, 186, 213, 426, 1619, 2201, 3238, 4402, 4857, 6603, 9714, 13206, 50189, 100378, 114949, 150567, 229898, 301134, 344847, 689694, 3563419, 7126838, 10690257, 21380514]

約数ペア:

[(1, 21380514), (2, 10690257), (3, 7126838), (6, 3563419), (31, 689694), (62, 344847), (71, 301134), (93, 229898), (142, 150567), (186, 114949), (213, 100378), (426, 50189), (1619, 13206), (2201, 9714), (3238, 6603), (4402, 4857)]