21266628

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{2657}}^1$

素因数の和:2716

約数の個数: 48

約数和(自身を含む): 53585280

約数和(自身を除く): 32318652

約数列:

[1, 2, 3, 4, 6, 12, 23, 29, 46, 58, 69, 87, 92, 116, 138, 174, 276, 348, 667, 1334, 2001, 2657, 2668, 4002, 5314, 7971, 8004, 10628, 15942, 31884, 61111, 77053, 122222, 154106, 183333, 231159, 244444, 308212, 366666, 462318, 733332, 924636, 1772219, 3544438, 5316657, 7088876, 10633314, 21266628]

約数ペア:

[(1, 21266628), (2, 10633314), (3, 7088876), (4, 5316657), (6, 3544438), (12, 1772219), (23, 924636), (29, 733332), (46, 462318), (58, 366666), (69, 308212), (87, 244444), (92, 231159), (116, 183333), (138, 154106), (174, 122222), (276, 77053), (348, 61111), (667, 31884), (1334, 15942), (2001, 10628), (2657, 8004), (2668, 7971), (4002, 5314)]