21606706

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{42701}}^1$

素因数の和:42737

約数の個数: 16

約数和(自身を含む): 36894528

約数和(自身を除く): 15287822

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 42701, 85402, 469711, 939422, 982123, 1964246, 10803353, 21606706]

約数ペア:

[(1, 21606706), (2, 10803353), (11, 1964246), (22, 982123), (23, 939422), (46, 469711), (253, 85402), (506, 42701)]