21371016

素因数分解:

$2^3\times 3^1\times {\mathrm{890459}}^1$

素因数の和:890468

約数の個数: 16

約数和(自身を含む): 53427600

約数和(自身を除く): 32056584

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 890459, 1780918, 2671377, 3561836, 5342754, 7123672, 10685508, 21371016]

約数ペア:

[(1, 21371016), (2, 10685508), (3, 7123672), (4, 5342754), (6, 3561836), (8, 2671377), (12, 1780918), (24, 890459)]