21816088

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{10529}}^1$

素因数の和:10579

約数の個数: 32

約数和(自身を含む): 48016800

約数和(自身を除く): 26200712

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 74, 148, 259, 296, 518, 1036, 2072, 10529, 21058, 42116, 73703, 84232, 147406, 294812, 389573, 589624, 779146, 1558292, 2727011, 3116584, 5454022, 10908044, 21816088]

約数ペア:

[(1, 21816088), (2, 10908044), (4, 5454022), (7, 3116584), (8, 2727011), (14, 1558292), (28, 779146), (37, 589624), (56, 389573), (74, 294812), (148, 147406), (259, 84232), (296, 73703), (518, 42116), (1036, 21058), (2072, 10529)]