20285097

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{56821}}^1$

素因数の和:56848

約数の個数: 16

約数和(自身を含む): 32729472

約数和(自身を除く): 12444375

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 56821, 170463, 397747, 965957, 1193241, 2897871, 6761699, 20285097]

約数ペア:

[(1, 20285097), (3, 6761699), (7, 2897871), (17, 1193241), (21, 965957), (51, 397747), (119, 170463), (357, 56821)]