21768488

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{16901}}^1$

素因数の和:16937

約数の個数: 32

約数和(自身を含む): 48677760

約数和(自身を除く): 26909272

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 644, 1288, 16901, 33802, 67604, 118307, 135208, 236614, 388723, 473228, 777446, 946456, 1554892, 2721061, 3109784, 5442122, 10884244, 21768488]

約数ペア:

[(1, 21768488), (2, 10884244), (4, 5442122), (7, 3109784), (8, 2721061), (14, 1554892), (23, 946456), (28, 777446), (46, 473228), (56, 388723), (92, 236614), (161, 135208), (184, 118307), (322, 67604), (644, 33802), (1288, 16901)]