21544576

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{9901}}^1$

素因数の和:9932

約数の個数: 32

約数和(自身を含む): 45450180

約数和(自身を除く): 23905604

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 544, 1088, 2176, 9901, 19802, 39604, 79208, 158416, 168317, 316832, 336634, 633664, 673268, 1267328, 1346536, 2693072, 5386144, 10772288, 21544576]

約数ペア:

[(1, 21544576), (2, 10772288), (4, 5386144), (8, 2693072), (16, 1346536), (17, 1267328), (32, 673268), (34, 633664), (64, 336634), (68, 316832), (128, 168317), (136, 158416), (272, 79208), (544, 39604), (1088, 19802), (2176, 9901)]