21684886

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1\times {\mathrm{1619}}^1$

素因数の和:1839

約数の個数: 16

約数和(自身を含む): 33611760

約数和(自身を除く): 11926874

約数列:

[1, 2, 37, 74, 181, 362, 1619, 3238, 6697, 13394, 59903, 119806, 293039, 586078, 10842443, 21684886]

約数ペア:

[(1, 21684886), (2, 10842443), (37, 586078), (74, 293039), (181, 119806), (362, 59903), (1619, 13394), (3238, 6697)]