21612670

素因数分解:

$2^1\times 5^1\times {\mathrm{227}}^1\times {\mathrm{9521}}^1$

素因数の和:9755

約数の個数: 16

約数和(自身を含む): 39078288

約数和(自身を除く): 17465618

約数列:

[1, 2, 5, 10, 227, 454, 1135, 2270, 9521, 19042, 47605, 95210, 2161267, 4322534, 10806335, 21612670]

約数ペア:

[(1, 21612670), (2, 10806335), (5, 4322534), (10, 2161267), (227, 95210), (454, 47605), (1135, 19042), (2270, 9521)]