21434355

素因数分解:

$3^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{887}}^1$

素因数の和:1080

約数の個数: 32

約数和(自身を含む): 38361600

約数和(自身を除く): 16927245

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 179, 537, 887, 895, 1611, 2661, 2685, 4435, 4833, 7983, 8055, 13305, 23949, 24165, 39915, 119745, 158773, 476319, 793865, 1428957, 2381595, 4286871, 7144785, 21434355]

約数ペア:

[(1, 21434355), (3, 7144785), (5, 4286871), (9, 2381595), (15, 1428957), (27, 793865), (45, 476319), (135, 158773), (179, 119745), (537, 39915), (887, 24165), (895, 23949), (1611, 13305), (2661, 8055), (2685, 7983), (4435, 4833)]