21092552

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{15601}}^1$

素因数の和:15633

約数の個数: 24

約数和(自身を含む): 42827490

約数和(自身を除く): 21734938

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1352, 15601, 31202, 62404, 124808, 202813, 405626, 811252, 1622504, 2636569, 5273138, 10546276, 21092552]

約数ペア:

[(1, 21092552), (2, 10546276), (4, 5273138), (8, 2636569), (13, 1622504), (26, 811252), (52, 405626), (104, 202813), (169, 124808), (338, 62404), (676, 31202), (1352, 15601)]