21840213

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{3217}}^1$

素因数の和:3324

約数の個数: 16

約数和(自身を含む): 30480896

約数和(自身を除く): 8640683

約数列:

[1, 3, 31, 73, 93, 219, 2263, 3217, 6789, 9651, 99727, 234841, 299181, 704523, 7280071, 21840213]

約数ペア:

[(1, 21840213), (3, 7280071), (31, 704523), (73, 299181), (93, 234841), (219, 99727), (2263, 9651), (3217, 6789)]