21053043

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{7333}}^1$

素因数の和:7379

約数の個数: 24

約数和(自身を含む): 34323120

約数和(自身を除く): 13270077

約数列:

[1, 3, 9, 11, 29, 33, 87, 99, 261, 319, 957, 2871, 7333, 21999, 65997, 80663, 212657, 241989, 637971, 725967, 1913913, 2339227, 7017681, 21053043]

約数ペア:

[(1, 21053043), (3, 7017681), (9, 2339227), (11, 1913913), (29, 725967), (33, 637971), (87, 241989), (99, 212657), (261, 80663), (319, 65997), (957, 21999), (2871, 7333)]