21846328

素因数分解:

$2^3\times 7^1\times {\mathrm{390113}}^1$

素因数の和:390126

約数の個数: 16

約数和(自身を含む): 46813680

約数和(自身を除く): 24967352

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 390113, 780226, 1560452, 2730791, 3120904, 5461582, 10923164, 21846328]

約数ペア:

[(1, 21846328), (2, 10923164), (4, 5461582), (7, 3120904), (8, 2730791), (14, 1560452), (28, 780226), (56, 390113)]