20021133

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{19571}}^1$

素因数の和:19616

約数の個数: 16

約数和(自身を含む): 30062592

約数和(自身を除く): 10041459

約数列:

[1, 3, 11, 31, 33, 93, 341, 1023, 19571, 58713, 215281, 606701, 645843, 1820103, 6673711, 20021133]

約数ペア:

[(1, 20021133), (3, 6673711), (11, 1820103), (31, 645843), (33, 606701), (93, 215281), (341, 58713), (1023, 19571)]