21522950

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{10499}}^1$

素因数の和:10552

約数の個数: 24

約数和(自身を含む): 41013000

約数和(自身を除く): 19490050

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 205, 410, 1025, 2050, 10499, 20998, 52495, 104990, 262475, 430459, 524950, 860918, 2152295, 4304590, 10761475, 21522950]

約数ペア:

[(1, 21522950), (2, 10761475), (5, 4304590), (10, 2152295), (25, 860918), (41, 524950), (50, 430459), (82, 262475), (205, 104990), (410, 52495), (1025, 20998), (2050, 10499)]