21702758

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{2659}}^1$

素因数の和:2732

約数の個数: 32

約数和(自身を含む): 41368320

約数和(自身を除く): 19665562

約数列:

[1, 2, 7, 11, 14, 22, 53, 77, 106, 154, 371, 583, 742, 1166, 2659, 4081, 5318, 8162, 18613, 29249, 37226, 58498, 140927, 204743, 281854, 409486, 986489, 1550197, 1972978, 3100394, 10851379, 21702758]

約数ペア:

[(1, 21702758), (2, 10851379), (7, 3100394), (11, 1972978), (14, 1550197), (22, 986489), (53, 409486), (77, 281854), (106, 204743), (154, 140927), (371, 58498), (583, 37226), (742, 29249), (1166, 18613), (2659, 8162), (4081, 5318)]