21342038

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{4157}}^1$

素因数の和:4327

約数の個数: 16

約数和(自身を含む): 34128864

約数和(自身を除く): 12786826

約数列:

[1, 2, 17, 34, 151, 302, 2567, 4157, 5134, 8314, 70669, 141338, 627707, 1255414, 10671019, 21342038]

約数ペア:

[(1, 21342038), (2, 10671019), (17, 1255414), (34, 627707), (151, 141338), (302, 70669), (2567, 8314), (4157, 5134)]