21916498

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{3491}}^1$

素因数の和:3609

約数の個数: 16

約数和(自身を含む): 34109856

約数和(自身を除く): 12193358

約数列:

[1, 2, 43, 73, 86, 146, 3139, 3491, 6278, 6982, 150113, 254843, 300226, 509686, 10958249, 21916498]

約数ペア:

[(1, 21916498), (2, 10958249), (43, 509686), (73, 300226), (86, 254843), (146, 150113), (3139, 6982), (3491, 6278)]