21660562

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{3271}}^1$

素因数の和:3334

約数の個数: 32

約数和(自身を含む): 41462784

約数和(自身を除く): 19802222

約数列:

[1, 2, 7, 11, 14, 22, 43, 77, 86, 154, 301, 473, 602, 946, 3271, 3311, 6542, 6622, 22897, 35981, 45794, 71962, 140653, 251867, 281306, 503734, 984571, 1547183, 1969142, 3094366, 10830281, 21660562]

約数ペア:

[(1, 21660562), (2, 10830281), (7, 3094366), (11, 1969142), (14, 1547183), (22, 984571), (43, 503734), (77, 281306), (86, 251867), (154, 140653), (301, 71962), (473, 45794), (602, 35981), (946, 22897), (3271, 6622), (3311, 6542)]