21733072

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{79901}}^1$

素因数の和:79926

約数の個数: 20

約数和(自身を含む): 44585316

約数和(自身を除く): 22852244

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 79901, 159802, 319604, 639208, 1278416, 1358317, 2716634, 5433268, 10866536, 21733072]

約数ペア:

[(1, 21733072), (2, 10866536), (4, 5433268), (8, 2716634), (16, 1358317), (17, 1278416), (34, 639208), (68, 319604), (136, 159802), (272, 79901)]