21094712

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{1013}}^1$

素因数の和:1175

約数の個数: 32

約数和(自身を含む): 41979600

約数和(自身を除く): 20884888

約数列:

[1, 2, 4, 8, 19, 38, 76, 137, 152, 274, 548, 1013, 1096, 2026, 2603, 4052, 5206, 8104, 10412, 19247, 20824, 38494, 76988, 138781, 153976, 277562, 555124, 1110248, 2636839, 5273678, 10547356, 21094712]

約数ペア:

[(1, 21094712), (2, 10547356), (4, 5273678), (8, 2636839), (19, 1110248), (38, 555124), (76, 277562), (137, 153976), (152, 138781), (274, 76988), (548, 38494), (1013, 20824), (1096, 19247), (2026, 10412), (2603, 8104), (4052, 5206)]