21374418

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{3079}}^1$

素因数の和:3186

約数の個数: 32

約数和(自身を含む): 46569600

約数和(自身を除く): 25195182

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 89, 178, 267, 534, 1157, 2314, 3079, 3471, 6158, 6942, 9237, 18474, 40027, 80054, 120081, 240162, 274031, 548062, 822093, 1644186, 3562403, 7124806, 10687209, 21374418]

約数ペア:

[(1, 21374418), (2, 10687209), (3, 7124806), (6, 3562403), (13, 1644186), (26, 822093), (39, 548062), (78, 274031), (89, 240162), (178, 120081), (267, 80054), (534, 40027), (1157, 18474), (2314, 9237), (3079, 6942), (3471, 6158)]