21636776

素因数分解:

$2^3\times 7^1\times {\mathrm{386371}}^1$

素因数の和:386384

約数の個数: 16

約数和(自身を含む): 46364640

約数和(自身を除く): 24727864

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 386371, 772742, 1545484, 2704597, 3090968, 5409194, 10818388, 21636776]

約数ペア:

[(1, 21636776), (2, 10818388), (4, 5409194), (7, 3090968), (8, 2704597), (14, 1545484), (28, 772742), (56, 386371)]