21860450

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23011}}^1$

素因数の和:23042

約数の個数: 24

約数和(自身を含む): 42802320

約数和(自身を除く): 20941870

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 475, 950, 23011, 46022, 115055, 230110, 437209, 575275, 874418, 1150550, 2186045, 4372090, 10930225, 21860450]

約数ペア:

[(1, 21860450), (2, 10930225), (5, 4372090), (10, 2186045), (19, 1150550), (25, 874418), (38, 575275), (50, 437209), (95, 230110), (190, 115055), (475, 46022), (950, 23011)]