21489611

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1459}}^1$

素因数の和:1586

約数の個数: 16

約数和(自身を含む): 25509120

約数和(自身を除く): 4019509

約数列:

[1, 11, 13, 103, 143, 1133, 1339, 1459, 14729, 16049, 18967, 150277, 208637, 1653047, 1953601, 21489611]

約数ペア:

[(1, 21489611), (11, 1953601), (13, 1653047), (103, 208637), (143, 150277), (1133, 18967), (1339, 16049), (1459, 14729)]