20714589

素因数分解:

$3^3\times 7^1\times {\mathrm{127}}^1\times {\mathrm{863}}^1$

素因数の和:1006

約数の個数: 32

約数和(自身を含む): 35389440

約数和(自身を除く): 14674851

約数列:

[1, 3, 7, 9, 21, 27, 63, 127, 189, 381, 863, 889, 1143, 2589, 2667, 3429, 6041, 7767, 8001, 18123, 23301, 24003, 54369, 109601, 163107, 328803, 767207, 986409, 2301621, 2959227, 6904863, 20714589]

約数ペア:

[(1, 20714589), (3, 6904863), (7, 2959227), (9, 2301621), (21, 986409), (27, 767207), (63, 328803), (127, 163107), (189, 109601), (381, 54369), (863, 24003), (889, 23301), (1143, 18123), (2589, 8001), (2667, 7767), (3429, 6041)]