21318954

素因数分解:

$2^1\times 3^1\times {\mathrm{1523}}^1\times {\mathrm{2333}}^1$

素因数の和:3861

約数の個数: 16

約数和(自身を含む): 42684192

約数和(自身を除く): 21365238

約数列:

[1, 2, 3, 6, 1523, 2333, 3046, 4569, 4666, 6999, 9138, 13998, 3553159, 7106318, 10659477, 21318954]

約数ペア:

[(1, 21318954), (2, 10659477), (3, 7106318), (6, 3553159), (1523, 13998), (2333, 9138), (3046, 6999), (4569, 4666)]