21413919

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{2437}}^1$

素因数の和:2570

約数の個数: 16

約数和(自身を含む): 29841120

約数和(自身を除く): 8427201

約数列:

[1, 3, 29, 87, 101, 303, 2437, 2929, 7311, 8787, 70673, 212019, 246137, 738411, 7137973, 21413919]

約数ペア:

[(1, 21413919), (3, 7137973), (29, 738411), (87, 246137), (101, 212019), (303, 70673), (2437, 8787), (2929, 7311)]