21093639

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{24499}}^1$

素因数の和:24550

約数の個数: 16

約数和(自身を含む): 32928000

約数和(自身を除く): 11834361

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 24499, 73497, 171493, 514479, 1004459, 3013377, 7031213, 21093639]

約数ペア:

[(1, 21093639), (3, 7031213), (7, 3013377), (21, 1004459), (41, 514479), (123, 171493), (287, 73497), (861, 24499)]