21844330

素因数分解:

$2^1\times 5^1\times {\mathrm{443}}^1\times {\mathrm{4931}}^1$

素因数の和:5381

約数の個数: 16

約数和(自身を含む): 39416544

約数和(自身を除く): 17572214

約数列:

[1, 2, 5, 10, 443, 886, 2215, 4430, 4931, 9862, 24655, 49310, 2184433, 4368866, 10922165, 21844330]

約数ペア:

[(1, 21844330), (2, 10922165), (5, 4368866), (10, 2184433), (443, 49310), (886, 24655), (2215, 9862), (4430, 4931)]