2105900

素因数分解:

$2^2\times 5^2\times {\mathrm{21059}}^1$

素因数の和:21073

約数の個数: 18

約数和(自身を含む): 4570020

約数和(自身を除く): 2464120

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 21059, 42118, 84236, 105295, 210590, 421180, 526475, 1052950, 2105900]

約数ペア:

[(1, 2105900), (2, 1052950), (4, 526475), (5, 421180), (10, 210590), (20, 105295), (25, 84236), (50, 42118), (100, 21059)]