21569868

素因数分解:

$2^2\times 3^3\times {\mathrm{199721}}^1$

素因数の和:199734

約数の個数: 24

約数和(自身を含む): 55922160

約数和(自身を除く): 34352292

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 199721, 399442, 599163, 798884, 1198326, 1797489, 2396652, 3594978, 5392467, 7189956, 10784934, 21569868]

約数ペア:

[(1, 21569868), (2, 10784934), (3, 7189956), (4, 5392467), (6, 3594978), (9, 2396652), (12, 1797489), (18, 1198326), (27, 798884), (36, 599163), (54, 399442), (108, 199721)]