21302151

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{5303}}^1$

素因数の和:5422

約数の個数: 16

約数和(自身を含む): 30890496

約数和(自身を除く): 9588345

約数列:

[1, 3, 13, 39, 103, 309, 1339, 4017, 5303, 15909, 68939, 206817, 546209, 1638627, 7100717, 21302151]

約数ペア:

[(1, 21302151), (3, 7100717), (13, 1638627), (39, 546209), (103, 206817), (309, 68939), (1339, 15909), (4017, 5303)]