2121623278

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{331}}^1\times {\mathrm{45139}}^1$

素因数の和:45543

約数の個数: 16

約数和(自身を含む): 3237079680

約数和(自身を除く): 1115456402

約数列:

[1, 2, 71, 142, 331, 662, 23501, 45139, 47002, 90278, 3204869, 6409738, 14941009, 29882018, 1060811639, 2121623278]

約数ペア:

[(1, 2121623278), (2, 1060811639), (71, 29882018), (142, 14941009), (331, 6409738), (662, 3204869), (23501, 90278), (45139, 47002)]