21000546

素因数分解:

$2^1\times 3^5\times 7^1\times {\mathrm{6173}}^1$

素因数の和:6197

約数の個数: 48

約数和(自身を含む): 53936064

約数和(自身を除く): 32935518

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 243, 378, 486, 567, 1134, 1701, 3402, 6173, 12346, 18519, 37038, 43211, 55557, 86422, 111114, 129633, 166671, 259266, 333342, 388899, 500013, 777798, 1000026, 1166697, 1500039, 2333394, 3000078, 3500091, 7000182, 10500273, 21000546]

約数ペア:

[(1, 21000546), (2, 10500273), (3, 7000182), (6, 3500091), (7, 3000078), (9, 2333394), (14, 1500039), (18, 1166697), (21, 1000026), (27, 777798), (42, 500013), (54, 388899), (63, 333342), (81, 259266), (126, 166671), (162, 129633), (189, 111114), (243, 86422), (378, 55557), (486, 43211), (567, 37038), (1134, 18519), (1701, 12346), (3402, 6173)]