21456435

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1429}}^1$

素因数の和:1468

約数の個数: 64

約数和(自身を含む): 46126080

約数和(自身を除く): 24669645

約数列:

[1, 3, 5, 7, 11, 13, 15, 21, 33, 35, 39, 55, 65, 77, 91, 105, 143, 165, 195, 231, 273, 385, 429, 455, 715, 1001, 1155, 1365, 1429, 2145, 3003, 4287, 5005, 7145, 10003, 15015, 15719, 18577, 21435, 30009, 47157, 50015, 55731, 78595, 92885, 110033, 130039, 150045, 204347, 235785, 278655, 330099, 390117, 550165, 613041, 650195, 1021735, 1430429, 1650495, 1950585, 3065205, 4291287, 7152145, 21456435]

約数ペア:

[(1, 21456435), (3, 7152145), (5, 4291287), (7, 3065205), (11, 1950585), (13, 1650495), (15, 1430429), (21, 1021735), (33, 650195), (35, 613041), (39, 550165), (55, 390117), (65, 330099), (77, 278655), (91, 235785), (105, 204347), (143, 150045), (165, 130039), (195, 110033), (231, 92885), (273, 78595), (385, 55731), (429, 50015), (455, 47157), (715, 30009), (1001, 21435), (1155, 18577), (1365, 15719), (1429, 15015), (2145, 10003), (3003, 7145), (4287, 5005)]