21454293

素因数分解:

$3^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{9041}}^1$

素因数の和:9164

約数の個数: 16

約数和(自身を含む): 32985216

約数和(自身を除く): 11530923

約数列:

[1, 3, 7, 21, 113, 339, 791, 2373, 9041, 27123, 63287, 189861, 1021633, 3064899, 7151431, 21454293]

約数ペア:

[(1, 21454293), (3, 7151431), (7, 3064899), (21, 1021633), (113, 189861), (339, 63287), (791, 27123), (2373, 9041)]