21200394

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{207847}}^1$

素因数の和:207869

約数の個数: 16

約数和(自身を含む): 44895168

約数和(自身を除く): 23694774

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 207847, 415694, 623541, 1247082, 3533399, 7066798, 10600197, 21200394]

約数ペア:

[(1, 21200394), (2, 10600197), (3, 7066798), (6, 3533399), (17, 1247082), (34, 623541), (51, 415694), (102, 207847)]