21009170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23087}}^1$

素因数の和:23114

約数の個数: 32

約数和(自身を含む): 46545408

約数和(自身を除く): 25536238

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 23087, 46174, 115435, 161609, 230870, 300131, 323218, 600262, 808045, 1500655, 1616090, 2100917, 3001310, 4201834, 10504585, 21009170]

約数ペア:

[(1, 21009170), (2, 10504585), (5, 4201834), (7, 3001310), (10, 2100917), (13, 1616090), (14, 1500655), (26, 808045), (35, 600262), (65, 323218), (70, 300131), (91, 230870), (130, 161609), (182, 115435), (455, 46174), (910, 23087)]