21607136

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{39719}}^1$

素因数の和:39746

約数の個数: 24

約数和(自身を含む): 45042480

約数和(自身を除く): 23435344

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 544, 39719, 79438, 158876, 317752, 635504, 675223, 1271008, 1350446, 2700892, 5401784, 10803568, 21607136]

約数ペア:

[(1, 21607136), (2, 10803568), (4, 5401784), (8, 2700892), (16, 1350446), (17, 1271008), (32, 675223), (34, 635504), (68, 317752), (136, 158876), (272, 79438), (544, 39719)]