21363619

素因数分解:

${\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:175

約数の個数: 24

約数和(自身を含む): 24579072

約数和(自身を除く): 3215453

約数列:

[1, 19, 23, 31, 83, 361, 437, 589, 713, 1577, 1909, 2573, 8303, 11191, 13547, 29963, 36271, 48887, 59179, 257393, 689149, 928853, 1124401, 21363619]

約数ペア:

[(1, 21363619), (19, 1124401), (23, 928853), (31, 689149), (83, 257393), (361, 59179), (437, 48887), (589, 36271), (713, 29963), (1577, 13547), (1909, 11191), (2573, 8303)]