21373592

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{127}}^1\times {\mathrm{193}}^1$

素因数の和:435

約数の個数: 32

約数和(自身を含む): 40972800

約数和(自身を除く): 19599208

約数列:

[1, 2, 4, 8, 109, 127, 193, 218, 254, 386, 436, 508, 772, 872, 1016, 1544, 13843, 21037, 24511, 27686, 42074, 49022, 55372, 84148, 98044, 110744, 168296, 196088, 2671699, 5343398, 10686796, 21373592]

約数ペア:

[(1, 21373592), (2, 10686796), (4, 5343398), (8, 2671699), (109, 196088), (127, 168296), (193, 110744), (218, 98044), (254, 84148), (386, 55372), (436, 49022), (508, 42074), (772, 27686), (872, 24511), (1016, 21037), (1544, 13843)]