21364837

素因数分解:

${\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{479}}^1$

素因数の和:612

約数の個数: 16

約数和(自身を含む): 23869440

約数和(自身を除く): 2504603

約数列:

[1, 13, 47, 73, 479, 611, 949, 3431, 6227, 22513, 34967, 44603, 292669, 454571, 1643449, 21364837]

約数ペア:

[(1, 21364837), (13, 1643449), (47, 454571), (73, 292669), (479, 44603), (611, 34967), (949, 22513), (3431, 6227)]