20021331

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{6007}}^1$

素因数の和:6122

約数の個数: 16

約数和(自身を含む): 29415168

約数和(自身を除く): 9393837

約数列:

[1, 3, 11, 33, 101, 303, 1111, 3333, 6007, 18021, 66077, 198231, 606707, 1820121, 6673777, 20021331]

約数ペア:

[(1, 20021331), (3, 6673777), (11, 1820121), (33, 606707), (101, 198231), (303, 66077), (1111, 18021), (3333, 6007)]