21115232

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{34729}}^1$

素因数の和:34758

約数の個数: 24

約数和(自身を含む): 43759800

約数和(自身を除く): 22644568

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 34729, 69458, 138916, 277832, 555664, 659851, 1111328, 1319702, 2639404, 5278808, 10557616, 21115232]

約数ペア:

[(1, 21115232), (2, 10557616), (4, 5278808), (8, 2639404), (16, 1319702), (19, 1111328), (32, 659851), (38, 555664), (76, 277832), (152, 138916), (304, 69458), (608, 34729)]