21620161

素因数分解:

${\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{227}}^1$

素因数の和:392

約数の個数: 16

約数和(自身を含む): 23442048

約数和(自身を除く): 1821887

約数列:

[1, 23, 41, 101, 227, 943, 2323, 4141, 5221, 9307, 22927, 95243, 214061, 527321, 940007, 21620161]

約数ペア:

[(1, 21620161), (23, 940007), (41, 527321), (101, 214061), (227, 95243), (943, 22927), (2323, 9307), (4141, 5221)]