21290250237

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{5029589}}^1$

素因数の和:5029692

約数の個数: 16

約数和(自身を含む): 30418960320

約数和(自身を除く): 9128710083

約数列:

[1, 3, 17, 51, 83, 249, 1411, 4233, 5029589, 15088767, 85503013, 256509039, 417455887, 1252367661, 7096750079, 21290250237]

約数ペア:

[(1, 21290250237), (3, 7096750079), (17, 1252367661), (51, 417455887), (83, 256509039), (249, 85503013), (1411, 15088767), (4233, 5029589)]