21344874

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{1129}}^1$

素因数の和:1294

約数の個数: 32

約数和(自身を含む): 44910720

約数和(自身を除く): 23565846

約数列:

[1, 2, 3, 6, 23, 46, 69, 137, 138, 274, 411, 822, 1129, 2258, 3151, 3387, 6302, 6774, 9453, 18906, 25967, 51934, 77901, 154673, 155802, 309346, 464019, 928038, 3557479, 7114958, 10672437, 21344874]

約数ペア:

[(1, 21344874), (2, 10672437), (3, 7114958), (6, 3557479), (23, 928038), (46, 464019), (69, 309346), (137, 155802), (138, 154673), (274, 77901), (411, 51934), (822, 25967), (1129, 18906), (2258, 9453), (3151, 6774), (3387, 6302)]