21000632049

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{2617}}^1\times {\mathrm{17483}}^1$

素因数の和:20126

約数の個数: 32

約数和(自身を含む): 32956640640

約数和(自身を除く): 11956008591

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 2617, 7851, 17483, 23553, 44489, 52449, 70659, 133467, 157347, 297211, 400401, 472041, 891633, 1201203, 2674899, 8024697, 45753011, 137259033, 411777099, 777801187, 1235331297, 2333403561, 7000210683, 21000632049]

約数ペア:

[(1, 21000632049), (3, 7000210683), (9, 2333403561), (17, 1235331297), (27, 777801187), (51, 411777099), (153, 137259033), (459, 45753011), (2617, 8024697), (7851, 2674899), (17483, 1201203), (23553, 891633), (44489, 472041), (52449, 400401), (70659, 297211), (133467, 157347)]