21056638

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{653}}^1\times {\mathrm{701}}^1$

素因数の和:1379

約数の個数: 16

約数和(自身を含む): 33055776

約数和(自身を除く): 11999138

約数列:

[1, 2, 23, 46, 653, 701, 1306, 1402, 15019, 16123, 30038, 32246, 457753, 915506, 10528319, 21056638]

約数ペア:

[(1, 21056638), (2, 10528319), (23, 915506), (46, 457753), (653, 32246), (701, 30038), (1306, 16123), (1402, 15019)]