21310528

素因数分解:

$2^6\times {\mathrm{433}}^1\times {\mathrm{769}}^1$

素因数の和:1214

約数の個数: 28

約数和(自身を含む): 42440860

約数和(自身を除く): 21130332

約数列:

[1, 2, 4, 8, 16, 32, 64, 433, 769, 866, 1538, 1732, 3076, 3464, 6152, 6928, 12304, 13856, 24608, 27712, 49216, 332977, 665954, 1331908, 2663816, 5327632, 10655264, 21310528]

約数ペア:

[(1, 21310528), (2, 10655264), (4, 5327632), (8, 2663816), (16, 1331908), (32, 665954), (64, 332977), (433, 49216), (769, 27712), (866, 24608), (1538, 13856), (1732, 12304), (3076, 6928), (3464, 6152)]