21788822

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{4363}}^1$

素因数の和:4603

約数の個数: 16

約数和(自身を含む): 35819712

約数和(自身を除く): 14030890

約数列:

[1, 2, 11, 22, 227, 454, 2497, 4363, 4994, 8726, 47993, 95986, 990401, 1980802, 10894411, 21788822]

約数ペア:

[(1, 21788822), (2, 10894411), (11, 1980802), (22, 990401), (227, 95986), (454, 47993), (2497, 8726), (4363, 4994)]