21680576

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{19927}}^1$

素因数の和:19956

約数の個数: 28

約数和(自身を含む): 45555408

約数和(自身を除く): 23874832

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 272, 544, 1088, 19927, 39854, 79708, 159416, 318832, 338759, 637664, 677518, 1275328, 1355036, 2710072, 5420144, 10840288, 21680576]

約数ペア:

[(1, 21680576), (2, 10840288), (4, 5420144), (8, 2710072), (16, 1355036), (17, 1275328), (32, 677518), (34, 637664), (64, 338759), (68, 318832), (136, 159416), (272, 79708), (544, 39854), (1088, 19927)]