21945506

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{701}}^1\times {\mathrm{1423}}^1$

素因数の和:2137

約数の個数: 16

約数和(自身を含む): 35987328

約数和(自身を除く): 14041822

約数列:

[1, 2, 11, 22, 701, 1402, 1423, 2846, 7711, 15422, 15653, 31306, 997523, 1995046, 10972753, 21945506]

約数ペア:

[(1, 21945506), (2, 10972753), (11, 1995046), (22, 997523), (701, 31306), (1402, 15653), (1423, 15422), (2846, 7711)]