21719086

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{439}}^1\times {\mathrm{853}}^1$

素因数の和:1323

約数の個数: 16

約数和(自身を含む): 33818400

約数和(自身を除く): 12099314

約数列:

[1, 2, 29, 58, 439, 853, 878, 1706, 12731, 24737, 25462, 49474, 374467, 748934, 10859543, 21719086]

約数ペア:

[(1, 21719086), (2, 10859543), (29, 748934), (58, 374467), (439, 49474), (853, 25462), (878, 24737), (1706, 12731)]