21239016

素因数分解:

$2^3\times 3^1\times {\mathrm{884959}}^1$

素因数の和:884968

約数の個数: 16

約数和(自身を含む): 53097600

約数和(自身を除く): 31858584

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 884959, 1769918, 2654877, 3539836, 5309754, 7079672, 10619508, 21239016]

約数ペア:

[(1, 21239016), (2, 10619508), (3, 7079672), (4, 5309754), (6, 3539836), (8, 2654877), (12, 1769918), (24, 884959)]