21854485

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{3221}}^1$

素因数の和:3308

約数の個数: 16

約数和(自身を含む): 27838080

約数和(自身を除く): 5983595

約数列:

[1, 5, 23, 59, 115, 295, 1357, 3221, 6785, 16105, 74083, 190039, 370415, 950195, 4370897, 21854485]

約数ペア:

[(1, 21854485), (5, 4370897), (23, 950195), (59, 370415), (115, 190039), (295, 74083), (1357, 16105), (3221, 6785)]