210664804

素因数分解:

$2^2\times 7^1\times {\mathrm{643}}^1\times {\mathrm{11701}}^1$

素因数の和:12355

約数の個数: 24

約数和(自身を含む): 422020928

約数和(自身を除く): 211356124

約数列:

[1, 2, 4, 7, 14, 28, 643, 1286, 2572, 4501, 9002, 11701, 18004, 23402, 46804, 81907, 163814, 327628, 7523743, 15047486, 30094972, 52666201, 105332402, 210664804]

約数ペア:

[(1, 210664804), (2, 105332402), (4, 52666201), (7, 30094972), (14, 15047486), (28, 7523743), (643, 327628), (1286, 163814), (2572, 81907), (4501, 46804), (9002, 23402), (11701, 18004)]