21360352

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{51347}}^1$

素因数の和:51370

約数の個数: 24

約数和(自身を含む): 45288936

約数和(自身を除く): 23928584

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 51347, 102694, 205388, 410776, 667511, 821552, 1335022, 1643104, 2670044, 5340088, 10680176, 21360352]

約数ペア:

[(1, 21360352), (2, 10680176), (4, 5340088), (8, 2670044), (13, 1643104), (16, 1335022), (26, 821552), (32, 667511), (52, 410776), (104, 205388), (208, 102694), (416, 51347)]