21046281

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{6053}}^1$

素因数の和:6136

約数の個数: 16

約数和(自身を含む): 30027840

約数和(自身を除く): 8981559

約数列:

[1, 3, 19, 57, 61, 183, 1159, 3477, 6053, 18159, 115007, 345021, 369233, 1107699, 7015427, 21046281]

約数ペア:

[(1, 21046281), (3, 7015427), (19, 1107699), (57, 369233), (61, 345021), (183, 115007), (1159, 18159), (3477, 6053)]