21961314

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{509}}^1$

素因数の和:584

約数の個数: 64

約数和(自身を含む): 52876800

約数和(自身を除く): 30915486

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 47, 51, 54, 94, 102, 141, 153, 282, 306, 423, 459, 509, 799, 846, 918, 1018, 1269, 1527, 1598, 2397, 2538, 3054, 4581, 4794, 7191, 8653, 9162, 13743, 14382, 17306, 21573, 23923, 25959, 27486, 43146, 47846, 51918, 71769, 77877, 143538, 155754, 215307, 233631, 406691, 430614, 467262, 645921, 813382, 1220073, 1291842, 2440146, 3660219, 7320438, 10980657, 21961314]

約数ペア:

[(1, 21961314), (2, 10980657), (3, 7320438), (6, 3660219), (9, 2440146), (17, 1291842), (18, 1220073), (27, 813382), (34, 645921), (47, 467262), (51, 430614), (54, 406691), (94, 233631), (102, 215307), (141, 155754), (153, 143538), (282, 77877), (306, 71769), (423, 51918), (459, 47846), (509, 43146), (799, 27486), (846, 25959), (918, 23923), (1018, 21573), (1269, 17306), (1527, 14382), (1598, 13743), (2397, 9162), (2538, 8653), (3054, 7191), (4581, 4794)]