21702438

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{503}}^1$

素因数の和:578

約数の個数: 64

約数和(自身を含む): 52254720

約数和(自身を除く): 30552282

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 47, 51, 54, 94, 102, 141, 153, 282, 306, 423, 459, 503, 799, 846, 918, 1006, 1269, 1509, 1598, 2397, 2538, 3018, 4527, 4794, 7191, 8551, 9054, 13581, 14382, 17102, 21573, 23641, 25653, 27162, 43146, 47282, 51306, 70923, 76959, 141846, 153918, 212769, 230877, 401897, 425538, 461754, 638307, 803794, 1205691, 1276614, 2411382, 3617073, 7234146, 10851219, 21702438]

約数ペア:

[(1, 21702438), (2, 10851219), (3, 7234146), (6, 3617073), (9, 2411382), (17, 1276614), (18, 1205691), (27, 803794), (34, 638307), (47, 461754), (51, 425538), (54, 401897), (94, 230877), (102, 212769), (141, 153918), (153, 141846), (282, 76959), (306, 70923), (423, 51306), (459, 47282), (503, 43146), (799, 27162), (846, 25653), (918, 23641), (1006, 21573), (1269, 17102), (1509, 14382), (1598, 13581), (2397, 9054), (2538, 8551), (3018, 7191), (4527, 4794)]