17421729

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{4337}}^1$

素因数の和:4456

約数の個数: 16

約数和(自身を含む): 25264512

約数和(自身を除く): 7842783

約数列:

[1, 3, 13, 39, 103, 309, 1339, 4017, 4337, 13011, 56381, 169143, 446711, 1340133, 5807243, 17421729]

約数ペア:

[(1, 17421729), (3, 5807243), (13, 1340133), (39, 446711), (103, 169143), (309, 56381), (1339, 13011), (4017, 4337)]