21841208

素因数分解:

$2^3\times {\mathrm{307}}^1\times {\mathrm{8893}}^1$

素因数の和:9206

約数の個数: 16

約数和(自身を含む): 41090280

約数和(自身を除く): 19249072

約数列:

[1, 2, 4, 8, 307, 614, 1228, 2456, 8893, 17786, 35572, 71144, 2730151, 5460302, 10920604, 21841208]

約数ペア:

[(1, 21841208), (2, 10920604), (4, 5460302), (8, 2730151), (307, 71144), (614, 35572), (1228, 17786), (2456, 8893)]