21870010

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{95087}}^1$

素因数の和:95117

約数の個数: 16

約数和(自身を含む): 41078016

約数和(自身を除く): 19208006

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 95087, 190174, 475435, 950870, 2187001, 4374002, 10935005, 21870010]

約数ペア:

[(1, 21870010), (2, 10935005), (5, 4374002), (10, 2187001), (23, 950870), (46, 475435), (115, 190174), (230, 95087)]