21088834

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{1451}}^1$

素因数の和:1522

約数の個数: 24

約数和(自身を含む): 35074512

約数和(自身を除く): 13985678

約数列:

[1, 2, 13, 26, 43, 86, 169, 338, 559, 1118, 1451, 2902, 7267, 14534, 18863, 37726, 62393, 124786, 245219, 490438, 811109, 1622218, 10544417, 21088834]

約数ペア:

[(1, 21088834), (2, 10544417), (13, 1622218), (26, 811109), (43, 490438), (86, 245219), (169, 124786), (338, 62393), (559, 37726), (1118, 18863), (1451, 14534), (2902, 7267)]