21965325

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{10099}}^1$

素因数の和:10141

約数の個数: 24

約数和(自身を含む): 37572000

約数和(自身を除く): 15606675

約数列:

[1, 3, 5, 15, 25, 29, 75, 87, 145, 435, 725, 2175, 10099, 30297, 50495, 151485, 252475, 292871, 757425, 878613, 1464355, 4393065, 7321775, 21965325]

約数ペア:

[(1, 21965325), (3, 7321775), (5, 4393065), (15, 1464355), (25, 878613), (29, 757425), (75, 292871), (87, 252475), (145, 151485), (435, 50495), (725, 30297), (2175, 10099)]