21246344

素因数分解:

$2^3\times 7^1\times {\mathrm{379399}}^1$

素因数の和:379412

約数の個数: 16

約数和(自身を含む): 45528000

約数和(自身を除く): 24281656

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 379399, 758798, 1517596, 2655793, 3035192, 5311586, 10623172, 21246344]

約数ペア:

[(1, 21246344), (2, 10623172), (4, 5311586), (7, 3035192), (8, 2655793), (14, 1517596), (28, 758798), (56, 379399)]