21006989641

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{547}}^1\times {\mathrm{5009}}^1$

素因数の和:5625

約数の個数: 32

約数和(自身を含む): 24906994560

約数和(自身を除く): 3900004919

約数列:

[1, 11, 17, 41, 187, 451, 547, 697, 5009, 6017, 7667, 9299, 22427, 55099, 85153, 102289, 205369, 246697, 381259, 936683, 2259059, 2739923, 3491273, 4193849, 30139153, 38404003, 46578691, 112336843, 512365601, 1235705273, 1909726331, 21006989641]

約数ペア:

[(1, 21006989641), (11, 1909726331), (17, 1235705273), (41, 512365601), (187, 112336843), (451, 46578691), (547, 38404003), (697, 30139153), (5009, 4193849), (6017, 3491273), (7667, 2739923), (9299, 2259059), (22427, 936683), (55099, 381259), (85153, 246697), (102289, 205369)]