21004542

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{29921}}^1$

素因数の和:29945

約数の個数: 32

約数和(自身を含む): 50268960

約数和(自身を除く): 29264418

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 702, 29921, 59842, 89763, 179526, 269289, 388973, 538578, 777946, 807867, 1166919, 1615734, 2333838, 3500757, 7001514, 10502271, 21004542]

約数ペア:

[(1, 21004542), (2, 10502271), (3, 7001514), (6, 3500757), (9, 2333838), (13, 1615734), (18, 1166919), (26, 807867), (27, 777946), (39, 538578), (54, 388973), (78, 269289), (117, 179526), (234, 89763), (351, 59842), (702, 29921)]