21608076

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{257239}}^1$

素因数の和:257253

約数の個数: 24

約数和(自身を含む): 57621760

約数和(自身を除く): 36013684

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 257239, 514478, 771717, 1028956, 1543434, 1800673, 3086868, 3601346, 5402019, 7202692, 10804038, 21608076]

約数ペア:

[(1, 21608076), (2, 10804038), (3, 7202692), (4, 5402019), (6, 3601346), (7, 3086868), (12, 1800673), (14, 1543434), (21, 1028956), (28, 771717), (42, 514478), (84, 257239)]