21549482

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{8839}}^1$

素因数の和:8917

約数の個数: 16

約数和(自身を含む): 34369920

約数和(自身を除く): 12820438

約数列:

[1, 2, 23, 46, 53, 106, 1219, 2438, 8839, 17678, 203297, 406594, 468467, 936934, 10774741, 21549482]

約数ペア:

[(1, 21549482), (2, 10774741), (23, 936934), (46, 468467), (53, 406594), (106, 203297), (1219, 17678), (2438, 8839)]