21845109

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{3917}}^1$

素因数の和:3957

約数の個数: 24

約数和(自身を含む): 34415712

約数和(自身を除く): 12570603

約数列:

[1, 3, 11, 13, 33, 39, 143, 169, 429, 507, 1859, 3917, 5577, 11751, 43087, 50921, 129261, 152763, 560131, 661973, 1680393, 1985919, 7281703, 21845109]

約数ペア:

[(1, 21845109), (3, 7281703), (11, 1985919), (13, 1680393), (33, 661973), (39, 560131), (143, 152763), (169, 129261), (429, 50921), (507, 43087), (1859, 11751), (3917, 5577)]