21036933

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2861}}^1$

素因数の和:2929

約数の個数: 24

約数和(自身を含む): 32741280

約数和(自身を除く): 11704347

約数列:

[1, 3, 9, 19, 43, 57, 129, 171, 387, 817, 2451, 2861, 7353, 8583, 25749, 54359, 123023, 163077, 369069, 489231, 1107207, 2337437, 7012311, 21036933]

約数ペア:

[(1, 21036933), (3, 7012311), (9, 2337437), (19, 1107207), (43, 489231), (57, 369069), (129, 163077), (171, 123023), (387, 54359), (817, 25749), (2451, 8583), (2861, 7353)]