21364707

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{78259}}^1$

素因数の和:78282

約数の個数: 16

約数和(自身を含む): 35060480

約数和(自身を除く): 13695773

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 78259, 234777, 547813, 1017367, 1643439, 3052101, 7121569, 21364707]

約数ペア:

[(1, 21364707), (3, 7121569), (7, 3052101), (13, 1643439), (21, 1017367), (39, 547813), (91, 234777), (273, 78259)]