2135538

素因数分解:

$2^1\times 3^3\times {\mathrm{71}}^1\times {\mathrm{557}}^1$

素因数の和:639

約数の個数: 32

約数和(自身を含む): 4821120

約数和(自身を除く): 2685582

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 142, 213, 426, 557, 639, 1114, 1278, 1671, 1917, 3342, 3834, 5013, 10026, 15039, 30078, 39547, 79094, 118641, 237282, 355923, 711846, 1067769, 2135538]

約数ペア:

[(1, 2135538), (2, 1067769), (3, 711846), (6, 355923), (9, 237282), (18, 118641), (27, 79094), (54, 39547), (71, 30078), (142, 15039), (213, 10026), (426, 5013), (557, 3834), (639, 3342), (1114, 1917), (1278, 1671)]