21128322

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{49597}}^1$

素因数の和:49673

約数の個数: 16

約数和(自身を含む): 42852672

約数和(自身を除く): 21724350

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 49597, 99194, 148791, 297582, 3521387, 7042774, 10564161, 21128322]

約数ペア:

[(1, 21128322), (2, 10564161), (3, 7042774), (6, 3521387), (71, 297582), (142, 148791), (213, 99194), (426, 49597)]