21622288

素因数分解:

$2^4\times {\mathrm{433}}^1\times {\mathrm{3121}}^1$

素因数の和:3562

約数の個数: 20

約数和(自身を含む): 42003388

約数和(自身を除く): 20381100

約数列:

[1, 2, 4, 8, 16, 433, 866, 1732, 3121, 3464, 6242, 6928, 12484, 24968, 49936, 1351393, 2702786, 5405572, 10811144, 21622288]

約数ペア:

[(1, 21622288), (2, 10811144), (4, 5405572), (8, 2702786), (16, 1351393), (433, 49936), (866, 24968), (1732, 12484), (3121, 6928), (3464, 6242)]