21522006

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{1489}}^1$

素因数の和:1581

約数の個数: 48

約数和(自身を含む): 51601680

約数和(自身を除く): 30079674

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 73, 99, 146, 198, 219, 438, 657, 803, 1314, 1489, 1606, 2409, 2978, 4467, 4818, 7227, 8934, 13401, 14454, 16379, 26802, 32758, 49137, 98274, 108697, 147411, 217394, 294822, 326091, 652182, 978273, 1195667, 1956546, 2391334, 3587001, 7174002, 10761003, 21522006]

約数ペア:

[(1, 21522006), (2, 10761003), (3, 7174002), (6, 3587001), (9, 2391334), (11, 1956546), (18, 1195667), (22, 978273), (33, 652182), (66, 326091), (73, 294822), (99, 217394), (146, 147411), (198, 108697), (219, 98274), (438, 49137), (657, 32758), (803, 26802), (1314, 16379), (1489, 14454), (1606, 13401), (2409, 8934), (2978, 7227), (4467, 4818)]