21501050

素因数分解:

$2^1\times 5^2\times {\mathrm{487}}^1\times {\mathrm{883}}^1$

素因数の和:1382

約数の個数: 24

約数和(自身を含む): 40119456

約数和(自身を除く): 18618406

約数列:

[1, 2, 5, 10, 25, 50, 487, 883, 974, 1766, 2435, 4415, 4870, 8830, 12175, 22075, 24350, 44150, 430021, 860042, 2150105, 4300210, 10750525, 21501050]

約数ペア:

[(1, 21501050), (2, 10750525), (5, 4300210), (10, 2150105), (25, 860042), (50, 430021), (487, 44150), (883, 24350), (974, 22075), (1766, 12175), (2435, 8830), (4415, 4870)]