21836709

素因数分解:

$3^5\times {\mathrm{73}}^1\times {\mathrm{1231}}^1$

素因数の和:1319

約数の個数: 24

約数和(自身を含む): 33185152

約数和(自身を除く): 11348443

約数列:

[1, 3, 9, 27, 73, 81, 219, 243, 657, 1231, 1971, 3693, 5913, 11079, 17739, 33237, 89863, 99711, 269589, 299133, 808767, 2426301, 7278903, 21836709]

約数ペア:

[(1, 21836709), (3, 7278903), (9, 2426301), (27, 808767), (73, 299133), (81, 269589), (219, 99711), (243, 89863), (657, 33237), (1231, 17739), (1971, 11079), (3693, 5913)]