21285816

素因数分解:

$2^3\times 3^1\times {\mathrm{886909}}^1$

素因数の和:886918

約数の個数: 16

約数和(自身を含む): 53214600

約数和(自身を除く): 31928784

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 886909, 1773818, 2660727, 3547636, 5321454, 7095272, 10642908, 21285816]

約数ペア:

[(1, 21285816), (2, 10642908), (3, 7095272), (4, 5321454), (6, 3547636), (8, 2660727), (12, 1773818), (24, 886909)]