2021728149

素因数分解:

$3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{509}}^1\times {\mathrm{941}}^1$

素因数の和:1530

約数の個数: 48

約数和(自身を含む): 3397530240

約数和(自身を除く): 1375802091

約数列:

[1, 3, 7, 9, 21, 63, 67, 201, 469, 509, 603, 941, 1407, 1527, 2823, 3563, 4221, 4581, 6587, 8469, 10689, 19761, 32067, 34103, 59283, 63047, 102309, 189141, 238721, 306927, 441329, 478969, 567423, 716163, 1323987, 1436907, 2148489, 3352783, 3971961, 4310721, 10058349, 30175047, 32090923, 96272769, 224636461, 288818307, 673909383, 2021728149]

約数ペア:

[(1, 2021728149), (3, 673909383), (7, 288818307), (9, 224636461), (21, 96272769), (63, 32090923), (67, 30175047), (201, 10058349), (469, 4310721), (509, 3971961), (603, 3352783), (941, 2148489), (1407, 1436907), (1527, 1323987), (2823, 716163), (3563, 567423), (4221, 478969), (4581, 441329), (6587, 306927), (8469, 238721), (10689, 189141), (19761, 102309), (32067, 63047), (34103, 59283)]