21593316

素因数分解:

$2^2\times 3^1\times {\mathrm{1303}}^1\times {\mathrm{1381}}^1$

素因数の和:2691

約数の個数: 24

約数和(自身を含む): 50459584

約数和(自身を除く): 28866268

約数列:

[1, 2, 3, 4, 6, 12, 1303, 1381, 2606, 2762, 3909, 4143, 5212, 5524, 7818, 8286, 15636, 16572, 1799443, 3598886, 5398329, 7197772, 10796658, 21593316]

約数ペア:

[(1, 21593316), (2, 10796658), (3, 7197772), (4, 5398329), (6, 3598886), (12, 1799443), (1303, 16572), (1381, 15636), (2606, 8286), (2762, 7818), (3909, 5524), (4143, 5212)]