21742312

素因数分解:

$2^3\times {\mathrm{1301}}^1\times {\mathrm{2089}}^1$

素因数の和:3396

約数の個数: 16

約数和(自身を含む): 40817700

約数和(自身を除く): 19075388

約数列:

[1, 2, 4, 8, 1301, 2089, 2602, 4178, 5204, 8356, 10408, 16712, 2717789, 5435578, 10871156, 21742312]

約数ペア:

[(1, 21742312), (2, 10871156), (4, 5435578), (8, 2717789), (1301, 16712), (2089, 10408), (2602, 8356), (4178, 5204)]