21289914

素因数分解:

$2^1\times 3^2\times {\mathrm{59}}^1\times {\mathrm{20047}}^1$

素因数の和:20114

約数の個数: 24

約数和(自身を含む): 46912320

約数和(自身を除く): 25622406

約数列:

[1, 2, 3, 6, 9, 18, 59, 118, 177, 354, 531, 1062, 20047, 40094, 60141, 120282, 180423, 360846, 1182773, 2365546, 3548319, 7096638, 10644957, 21289914]

約数ペア:

[(1, 21289914), (2, 10644957), (3, 7096638), (6, 3548319), (9, 2365546), (18, 1182773), (59, 360846), (118, 180423), (177, 120282), (354, 60141), (531, 40094), (1062, 20047)]