21422608

素因数分解:

$2^4\times {\mathrm{827}}^1\times {\mathrm{1619}}^1$

素因数の和:2454

約数の個数: 20

約数和(自身を含む): 41582160

約数和(自身を除く): 20159552

約数列:

[1, 2, 4, 8, 16, 827, 1619, 1654, 3238, 3308, 6476, 6616, 12952, 13232, 25904, 1338913, 2677826, 5355652, 10711304, 21422608]

約数ペア:

[(1, 21422608), (2, 10711304), (4, 5355652), (8, 2677826), (16, 1338913), (827, 25904), (1619, 13232), (1654, 12952), (3238, 6616), (3308, 6476)]