21759362

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{1567}}^1$

素因数の和:1753

約数の個数: 16

約数和(自身を含む): 33530112

約数和(自身を除く): 11770750

約数列:

[1, 2, 53, 106, 131, 262, 1567, 3134, 6943, 13886, 83051, 166102, 205277, 410554, 10879681, 21759362]

約数ペア:

[(1, 21759362), (2, 10879681), (53, 410554), (106, 205277), (131, 166102), (262, 83051), (1567, 13886), (3134, 6943)]