21097035

素因数分解:

$3^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{1237}}^1$

素因数の和:1627

約数の個数: 24

約数和(自身を含む): 36694320

約数和(自身を除く): 15597285

約数列:

[1, 3, 5, 9, 15, 45, 379, 1137, 1237, 1895, 3411, 3711, 5685, 6185, 11133, 17055, 18555, 55665, 468823, 1406469, 2344115, 4219407, 7032345, 21097035]

約数ペア:

[(1, 21097035), (3, 7032345), (5, 4219407), (9, 2344115), (15, 1406469), (45, 468823), (379, 55665), (1137, 18555), (1237, 17055), (1895, 11133), (3411, 6185), (3711, 5685)]