2108421

素因数分解:

$3^2\times 7^3\times {\mathrm{683}}^1$

素因数の和:710

約数の個数: 24

約数和(自身を含む): 3556800

約数和(自身を除く): 1448379

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 683, 1029, 2049, 3087, 4781, 6147, 14343, 33467, 43029, 100401, 234269, 301203, 702807, 2108421]

約数ペア:

[(1, 2108421), (3, 702807), (7, 301203), (9, 234269), (21, 100401), (49, 43029), (63, 33467), (147, 14343), (343, 6147), (441, 4781), (683, 3087), (1029, 2049)]