21853554

素因数分解:

$2^1\times 3^1\times {\mathrm{223}}^1\times {\mathrm{16333}}^1$

素因数の和:16561

約数の個数: 16

約数和(自身を含む): 43905792

約数和(自身を除く): 22052238

約数列:

[1, 2, 3, 6, 223, 446, 669, 1338, 16333, 32666, 48999, 97998, 3642259, 7284518, 10926777, 21853554]

約数ペア:

[(1, 21853554), (2, 10926777), (3, 7284518), (6, 3642259), (223, 97998), (446, 48999), (669, 32666), (1338, 16333)]