21243798

素因数分解:

$2^1\times 3^2\times {\mathrm{127}}^1\times {\mathrm{9293}}^1$

素因数の和:9428

約数の個数: 24

約数和(自身を含む): 46395648

約数和(自身を除く): 25151850

約数列:

[1, 2, 3, 6, 9, 18, 127, 254, 381, 762, 1143, 2286, 9293, 18586, 27879, 55758, 83637, 167274, 1180211, 2360422, 3540633, 7081266, 10621899, 21243798]

約数ペア:

[(1, 21243798), (2, 10621899), (3, 7081266), (6, 3540633), (9, 2360422), (18, 1180211), (127, 167274), (254, 83637), (381, 55758), (762, 27879), (1143, 18586), (2286, 9293)]