21501315

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{14479}}^1$

素因数の和:14504

約数の個数: 32

約数和(自身を含む): 41702400

約数和(自身を除く): 20201085

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 135, 165, 297, 495, 1485, 14479, 43437, 72395, 130311, 159269, 217185, 390933, 477807, 651555, 796345, 1433421, 1954665, 2389035, 4300263, 7167105, 21501315]

約数ペア:

[(1, 21501315), (3, 7167105), (5, 4300263), (9, 2389035), (11, 1954665), (15, 1433421), (27, 796345), (33, 651555), (45, 477807), (55, 390933), (99, 217185), (135, 159269), (165, 130311), (297, 72395), (495, 43437), (1485, 14479)]