21131036355

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{51043}}^1$

素因数の和:51268

約数の個数: 64

約数和(自身を含む): 39927025152

約数和(自身を除く): 18795988797

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 143, 165, 193, 195, 429, 579, 715, 965, 2123, 2145, 2509, 2895, 6369, 7527, 10615, 12545, 27599, 31845, 37635, 51043, 82797, 137995, 153129, 255215, 413985, 561473, 663559, 765645, 1684419, 1990677, 2807365, 3317795, 7299149, 8422095, 9851299, 9953385, 21897447, 29553897, 36495745, 49256495, 108364289, 109487235, 128066887, 147769485, 325092867, 384200661, 541821445, 640334435, 1408735757, 1625464335, 1921003305, 4226207271, 7043678785, 21131036355]

約数ペア:

[(1, 21131036355), (3, 7043678785), (5, 4226207271), (11, 1921003305), (13, 1625464335), (15, 1408735757), (33, 640334435), (39, 541821445), (55, 384200661), (65, 325092867), (143, 147769485), (165, 128066887), (193, 109487235), (195, 108364289), (429, 49256495), (579, 36495745), (715, 29553897), (965, 21897447), (2123, 9953385), (2145, 9851299), (2509, 8422095), (2895, 7299149), (6369, 3317795), (7527, 2807365), (10615, 1990677), (12545, 1684419), (27599, 765645), (31845, 663559), (37635, 561473), (51043, 413985), (82797, 255215), (137995, 153129)]