21585645

素因数分解:

$3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{4483}}^1$

素因数の和:4601

約数の個数: 24

約数和(自身を含む): 37773216

約数和(自身を除く): 16187571

約数列:

[1, 3, 5, 9, 15, 45, 107, 321, 535, 963, 1605, 4483, 4815, 13449, 22415, 40347, 67245, 201735, 479681, 1439043, 2398405, 4317129, 7195215, 21585645]

約数ペア:

[(1, 21585645), (3, 7195215), (5, 4317129), (9, 2398405), (15, 1439043), (45, 479681), (107, 201735), (321, 67245), (535, 40347), (963, 22415), (1605, 13449), (4483, 4815)]