21422522

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{42337}}^1$

素因数の和:42373

約数の個数: 16

約数和(自身を含む): 36580032

約数和(自身を除く): 15157510

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 42337, 84674, 465707, 931414, 973751, 1947502, 10711261, 21422522]

約数ペア:

[(1, 21422522), (2, 10711261), (11, 1947502), (22, 973751), (23, 931414), (46, 465707), (253, 84674), (506, 42337)]