201421185

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{5939}}^1$

素因数の和:5990

約数の個数: 64

約数和(自身を含む): 410572800

約数和(自身を除く): 209151615

約数列:

[1, 3, 5, 7, 15, 17, 19, 21, 35, 51, 57, 85, 95, 105, 119, 133, 255, 285, 323, 357, 399, 595, 665, 969, 1615, 1785, 1995, 2261, 4845, 5939, 6783, 11305, 17817, 29695, 33915, 41573, 89085, 100963, 112841, 124719, 207865, 302889, 338523, 504815, 564205, 623595, 706741, 789887, 1514445, 1692615, 1918297, 2120223, 2369661, 3533705, 3949435, 5754891, 9591485, 10601115, 11848305, 13428079, 28774455, 40284237, 67140395, 201421185]

約数ペア:

[(1, 201421185), (3, 67140395), (5, 40284237), (7, 28774455), (15, 13428079), (17, 11848305), (19, 10601115), (21, 9591485), (35, 5754891), (51, 3949435), (57, 3533705), (85, 2369661), (95, 2120223), (105, 1918297), (119, 1692615), (133, 1514445), (255, 789887), (285, 706741), (323, 623595), (357, 564205), (399, 504815), (595, 338523), (665, 302889), (969, 207865), (1615, 124719), (1785, 112841), (1995, 100963), (2261, 89085), (4845, 41573), (5939, 33915), (6783, 29695), (11305, 17817)]