21308022

素因数分解:

$2^1\times 3^4\times {\mathrm{103}}^1\times {\mathrm{1277}}^1$

素因数の和:1394

約数の個数: 40

約数和(自身を含む): 48247056

約数和(自身を除く): 26939034

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 103, 162, 206, 309, 618, 927, 1277, 1854, 2554, 2781, 3831, 5562, 7662, 8343, 11493, 16686, 22986, 34479, 68958, 103437, 131531, 206874, 263062, 394593, 789186, 1183779, 2367558, 3551337, 7102674, 10654011, 21308022]

約数ペア:

[(1, 21308022), (2, 10654011), (3, 7102674), (6, 3551337), (9, 2367558), (18, 1183779), (27, 789186), (54, 394593), (81, 263062), (103, 206874), (162, 131531), (206, 103437), (309, 68958), (618, 34479), (927, 22986), (1277, 16686), (1854, 11493), (2554, 8343), (2781, 7662), (3831, 5562)]