21196616

素因数分解:

$2^3\times 7^2\times {\mathrm{23}}^1\times {\mathrm{2351}}^1$

素因数の和:2394

約数の個数: 48

約数和(自身を含む): 48263040

約数和(自身を除く): 27066424

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 49, 56, 92, 98, 161, 184, 196, 322, 392, 644, 1127, 1288, 2254, 2351, 4508, 4702, 9016, 9404, 16457, 18808, 32914, 54073, 65828, 108146, 115199, 131656, 216292, 230398, 378511, 432584, 460796, 757022, 921592, 1514044, 2649577, 3028088, 5299154, 10598308, 21196616]

約数ペア:

[(1, 21196616), (2, 10598308), (4, 5299154), (7, 3028088), (8, 2649577), (14, 1514044), (23, 921592), (28, 757022), (46, 460796), (49, 432584), (56, 378511), (92, 230398), (98, 216292), (161, 131656), (184, 115199), (196, 108146), (322, 65828), (392, 54073), (644, 32914), (1127, 18808), (1288, 16457), (2254, 9404), (2351, 9016), (4508, 4702)]