21709485

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{22973}}^1$

素因数の和:22994

約数の個数: 32

約数和(自身を含む): 44110080

約数和(自身を除く): 22400595

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 22973, 68919, 114865, 160811, 206757, 344595, 482433, 620271, 804055, 1033785, 1447299, 2412165, 3101355, 4341897, 7236495, 21709485]

約数ペア:

[(1, 21709485), (3, 7236495), (5, 4341897), (7, 3101355), (9, 2412165), (15, 1447299), (21, 1033785), (27, 804055), (35, 620271), (45, 482433), (63, 344595), (105, 206757), (135, 160811), (189, 114865), (315, 68919), (945, 22973)]