21734999

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4903}}^1$

素因数の和:4958

約数の個数: 16

約数和(自身を含む): 26363904

約数和(自身を除く): 4628905

約数列:

[1, 11, 13, 31, 143, 341, 403, 4433, 4903, 53933, 63739, 151993, 701129, 1671923, 1975909, 21734999]

約数ペア:

[(1, 21734999), (11, 1975909), (13, 1671923), (31, 701129), (143, 151993), (341, 63739), (403, 53933), (4433, 4903)]