21065300

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{11087}}^1$

素因数の和:11120

約数の個数: 36

約数和(自身を含む): 48121920

約数和(自身を除く): 27056620

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 11087, 22174, 44348, 55435, 110870, 210653, 221740, 277175, 421306, 554350, 842612, 1053265, 1108700, 2106530, 4213060, 5266325, 10532650, 21065300]

約数ペア:

[(1, 21065300), (2, 10532650), (4, 5266325), (5, 4213060), (10, 2106530), (19, 1108700), (20, 1053265), (25, 842612), (38, 554350), (50, 421306), (76, 277175), (95, 221740), (100, 210653), (190, 110870), (380, 55435), (475, 44348), (950, 22174), (1900, 11087)]