21064624

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{6067}}^1$

素因数の和:6113

約数の個数: 40

約数和(自身を含む): 48155648

約数和(自身を除く): 27091024

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 6067, 12134, 24268, 42469, 48536, 84938, 97072, 169876, 188077, 339752, 376154, 679504, 752308, 1316539, 1504616, 2633078, 3009232, 5266156, 10532312, 21064624]

約数ペア:

[(1, 21064624), (2, 10532312), (4, 5266156), (7, 3009232), (8, 2633078), (14, 1504616), (16, 1316539), (28, 752308), (31, 679504), (56, 376154), (62, 339752), (112, 188077), (124, 169876), (217, 97072), (248, 84938), (434, 48536), (496, 42469), (868, 24268), (1736, 12134), (3472, 6067)]