21046288

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{57191}}^1$

素因数の和:57222

約数の個数: 20

約数和(自身を含む): 42550848

約数和(自身を除く): 21504560

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 57191, 114382, 228764, 457528, 915056, 1315393, 2630786, 5261572, 10523144, 21046288]

約数ペア:

[(1, 21046288), (2, 10523144), (4, 5261572), (8, 2630786), (16, 1315393), (23, 915056), (46, 457528), (92, 228764), (184, 114382), (368, 57191)]