21119805

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{22349}}^1$

素因数の和:22370

約数の個数: 32

約数和(自身を含む): 42912000

約数和(自身を除く): 21792195

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 22349, 67047, 111745, 156443, 201141, 335235, 469329, 603423, 782215, 1005705, 1407987, 2346645, 3017115, 4223961, 7039935, 21119805]

約数ペア:

[(1, 21119805), (3, 7039935), (5, 4223961), (7, 3017115), (9, 2346645), (15, 1407987), (21, 1005705), (27, 782215), (35, 603423), (45, 469329), (63, 335235), (105, 201141), (135, 156443), (189, 111745), (315, 67047), (945, 22349)]