21251050

素因数分解:

$2^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{9043}}^1$

素因数の和:9102

約数の個数: 24

約数和(自身を含む): 40372416

約数和(自身を除く): 19121366

約数列:

[1, 2, 5, 10, 25, 47, 50, 94, 235, 470, 1175, 2350, 9043, 18086, 45215, 90430, 226075, 425021, 452150, 850042, 2125105, 4250210, 10625525, 21251050]

約数ペア:

[(1, 21251050), (2, 10625525), (5, 4250210), (10, 2125105), (25, 850042), (47, 452150), (50, 425021), (94, 226075), (235, 90430), (470, 45215), (1175, 18086), (2350, 9043)]