21790734

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{2999}}^1$

素因数の和:3184

約数の個数: 32

約数和(自身を含む): 50112000

約数和(自身を除く): 28321266

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 173, 346, 519, 1038, 1211, 2422, 2999, 3633, 5998, 7266, 8997, 17994, 20993, 41986, 62979, 125958, 518827, 1037654, 1556481, 3112962, 3631789, 7263578, 10895367, 21790734]

約数ペア:

[(1, 21790734), (2, 10895367), (3, 7263578), (6, 3631789), (7, 3112962), (14, 1556481), (21, 1037654), (42, 518827), (173, 125958), (346, 62979), (519, 41986), (1038, 20993), (1211, 17994), (2422, 8997), (2999, 7266), (3633, 5998)]