12621357

素因数分解:

$3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2251}}^1$

素因数の和:2353

約数の個数: 24

約数和(自身を含む): 21078720

約数和(自身を除く): 8457363

約数列:

[1, 3, 7, 9, 21, 63, 89, 267, 623, 801, 1869, 2251, 5607, 6753, 15757, 20259, 47271, 141813, 200339, 601017, 1402373, 1803051, 4207119, 12621357]

約数ペア:

[(1, 12621357), (3, 4207119), (7, 1803051), (9, 1402373), (21, 601017), (63, 200339), (89, 141813), (267, 47271), (623, 20259), (801, 15757), (1869, 6753), (2251, 5607)]