21759032

素因数分解:

$2^3\times {\mathrm{43}}^2\times {\mathrm{1471}}^1$

素因数の和:1563

約数の個数: 24

約数和(自身を含む): 41797440

約数和(自身を除く): 20038408

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 1471, 1849, 2942, 3698, 5884, 7396, 11768, 14792, 63253, 126506, 253012, 506024, 2719879, 5439758, 10879516, 21759032]

約数ペア:

[(1, 21759032), (2, 10879516), (4, 5439758), (8, 2719879), (43, 506024), (86, 253012), (172, 126506), (344, 63253), (1471, 14792), (1849, 11768), (2942, 7396), (3698, 5884)]