21924795

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{227}}^1$

素因数の和:419

約数の個数: 32

約数和(自身を含む): 36246528

約数和(自身を除く): 14321733

約数列:

[1, 3, 5, 15, 47, 137, 141, 227, 235, 411, 681, 685, 705, 1135, 2055, 3405, 6439, 10669, 19317, 31099, 32007, 32195, 53345, 93297, 96585, 155495, 160035, 466485, 1461653, 4384959, 7308265, 21924795]

約数ペア:

[(1, 21924795), (3, 7308265), (5, 4384959), (15, 1461653), (47, 466485), (137, 160035), (141, 155495), (227, 96585), (235, 93297), (411, 53345), (681, 32195), (685, 32007), (705, 31099), (1135, 19317), (2055, 10669), (3405, 6439)]