21598642

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{19319}}^1$

素因数の和:19377

約数の個数: 16

約数和(自身を含む): 35703360

約数和(自身を除く): 14104718

約数列:

[1, 2, 13, 26, 43, 86, 559, 1118, 19319, 38638, 251147, 502294, 830717, 1661434, 10799321, 21598642]

約数ペア:

[(1, 21598642), (2, 10799321), (13, 1661434), (26, 830717), (43, 502294), (86, 251147), (559, 38638), (1118, 19319)]