21492186

素因数分解:

$2^1\times 3^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1\times {\mathrm{419}}^1$

素因数の和:610

約数の個数: 32

約数和(自身を含む): 44029440

約数和(自身を除く): 22537254

約数列:

[1, 2, 3, 6, 83, 103, 166, 206, 249, 309, 419, 498, 618, 838, 1257, 2514, 8549, 17098, 25647, 34777, 43157, 51294, 69554, 86314, 104331, 129471, 208662, 258942, 3582031, 7164062, 10746093, 21492186]

約数ペア:

[(1, 21492186), (2, 10746093), (3, 7164062), (6, 3582031), (83, 258942), (103, 208662), (166, 129471), (206, 104331), (249, 86314), (309, 69554), (419, 51294), (498, 43157), (618, 34777), (838, 25647), (1257, 17098), (2514, 8549)]