21585730

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{93851}}^1$

素因数の和:93881

約数の個数: 16

約数和(自身を含む): 40544064

約数和(自身を除く): 18958334

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 93851, 187702, 469255, 938510, 2158573, 4317146, 10792865, 21585730]

約数ペア:

[(1, 21585730), (2, 10792865), (5, 4317146), (10, 2158573), (23, 938510), (46, 469255), (115, 187702), (230, 93851)]