21544142

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{419}}^1\times {\mathrm{547}}^1$

素因数の和:1015

約数の個数: 16

約数和(自身を含む): 33143040

約数和(自身を除く): 11598898

約数列:

[1, 2, 47, 94, 419, 547, 838, 1094, 19693, 25709, 39386, 51418, 229193, 458386, 10772071, 21544142]

約数ペア:

[(1, 21544142), (2, 10772071), (47, 458386), (94, 229193), (419, 51418), (547, 39386), (838, 25709), (1094, 19693)]