21267336

素因数分解:

$2^3\times 3^1\times {\mathrm{907}}^1\times {\mathrm{977}}^1$

素因数の和:1893

約数の個数: 32

約数和(自身を含む): 53281440

約数和(自身を除く): 32014104

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 907, 977, 1814, 1954, 2721, 2931, 3628, 3908, 5442, 5862, 7256, 7816, 10884, 11724, 21768, 23448, 886139, 1772278, 2658417, 3544556, 5316834, 7089112, 10633668, 21267336]

約数ペア:

[(1, 21267336), (2, 10633668), (3, 7089112), (4, 5316834), (6, 3544556), (8, 2658417), (12, 1772278), (24, 886139), (907, 23448), (977, 21768), (1814, 11724), (1954, 10884), (2721, 7816), (2931, 7256), (3628, 5862), (3908, 5442)]