21425846

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{509}}^1\times {\mathrm{1619}}^1$

素因数の和:2143

約数の個数: 16

約数和(自身を含む): 34700400

約数和(自身を除く): 13274554

約数列:

[1, 2, 13, 26, 509, 1018, 1619, 3238, 6617, 13234, 21047, 42094, 824071, 1648142, 10712923, 21425846]

約数ペア:

[(1, 21425846), (2, 10712923), (13, 1648142), (26, 824071), (509, 42094), (1018, 21047), (1619, 13234), (3238, 6617)]