21026255

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{9623}}^1$

素因数の和:9670

約数の個数: 16

約数和(自身を含む): 27717120

約数和(自身を除く): 6690865

約数列:

[1, 5, 19, 23, 95, 115, 437, 2185, 9623, 48115, 182837, 221329, 914185, 1106645, 4205251, 21026255]

約数ペア:

[(1, 21026255), (5, 4205251), (19, 1106645), (23, 914185), (95, 221329), (115, 182837), (437, 48115), (2185, 9623)]