22151210

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{24889}}^1$

素因数の和:24985

約数の個数: 16

約数和(自身を含む): 40321800

約数和(自身を除く): 18170590

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 24889, 49778, 124445, 248890, 2215121, 4430242, 11075605, 22151210]

約数ペア:

[(1, 22151210), (2, 11075605), (5, 4430242), (10, 2215121), (89, 248890), (178, 124445), (445, 49778), (890, 24889)]