21200982

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{321227}}^1$

素因数の和:321243

約数の個数: 16

約数和(自身を含む): 46256832

約数和(自身を除く): 25055850

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 321227, 642454, 963681, 1927362, 3533497, 7066994, 10600491, 21200982]

約数ペア:

[(1, 21200982), (2, 10600491), (3, 7066994), (6, 3533497), (11, 1927362), (22, 963681), (33, 642454), (66, 321227)]