21677792

素因数分解:

$2^5\times {\mathrm{103}}^1\times {\mathrm{6577}}^1$

素因数の和:6690

約数の個数: 24

約数和(自身を含む): 43099056

約数和(自身を除く): 21421264

約数列:

[1, 2, 4, 8, 16, 32, 103, 206, 412, 824, 1648, 3296, 6577, 13154, 26308, 52616, 105232, 210464, 677431, 1354862, 2709724, 5419448, 10838896, 21677792]

約数ペア:

[(1, 21677792), (2, 10838896), (4, 5419448), (8, 2709724), (16, 1354862), (32, 677431), (103, 210464), (206, 105232), (412, 52616), (824, 26308), (1648, 13154), (3296, 6577)]