21203097

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{5009}}^1$

素因数の和:5112

約数の個数: 16

約数和(自身を含む): 30300480

約数和(自身を除く): 9097383

約数列:

[1, 3, 17, 51, 83, 249, 1411, 4233, 5009, 15027, 85153, 255459, 415747, 1247241, 7067699, 21203097]

約数ペア:

[(1, 21203097), (3, 7067699), (17, 1247241), (51, 415747), (83, 255459), (249, 85153), (1411, 15027), (4233, 5009)]