21826519

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{199}}^1$

素因数の和:295

約数の個数: 24

約数和(自身を含む): 26352000

約数和(自身を除く): 4525481

約数列:

[1, 11, 13, 59, 143, 169, 199, 649, 767, 1859, 2189, 2587, 8437, 9971, 11741, 28457, 33631, 109681, 129151, 152633, 369941, 1678963, 1984229, 21826519]

約数ペア:

[(1, 21826519), (11, 1984229), (13, 1678963), (59, 369941), (143, 152633), (169, 129151), (199, 109681), (649, 33631), (767, 28457), (1859, 11741), (2189, 9971), (2587, 8437)]