21962655

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3413}}^1$

素因数の和:3448

約数の個数: 48

約数和(自身を含む): 44737056

約数和(自身を除く): 22774401

約数列:

[1, 3, 5, 9, 11, 13, 15, 33, 39, 45, 55, 65, 99, 117, 143, 165, 195, 429, 495, 585, 715, 1287, 2145, 3413, 6435, 10239, 17065, 30717, 37543, 44369, 51195, 112629, 133107, 153585, 187715, 221845, 337887, 399321, 488059, 563145, 665535, 1464177, 1689435, 1996605, 2440295, 4392531, 7320885, 21962655]

約数ペア:

[(1, 21962655), (3, 7320885), (5, 4392531), (9, 2440295), (11, 1996605), (13, 1689435), (15, 1464177), (33, 665535), (39, 563145), (45, 488059), (55, 399321), (65, 337887), (99, 221845), (117, 187715), (143, 153585), (165, 133107), (195, 112629), (429, 51195), (495, 44369), (585, 37543), (715, 30717), (1287, 17065), (2145, 10239), (3413, 6435)]