21310435

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{1049}}^1$

素因数の和:1310

約数の個数: 16

約数和(自身を含む): 27216000

約数和(自身を除く): 5905565

約数列:

[1, 5, 17, 85, 239, 1049, 1195, 4063, 5245, 17833, 20315, 89165, 250711, 1253555, 4262087, 21310435]

約数ペア:

[(1, 21310435), (5, 4262087), (17, 1253555), (85, 250711), (239, 89165), (1049, 20315), (1195, 17833), (4063, 5245)]