21250533

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{5197}}^1$

素因数の和:5276

約数の個数: 16

約数和(自身を含む): 29940480

約数和(自身を除く): 8689947

約数列:

[1, 3, 29, 47, 87, 141, 1363, 4089, 5197, 15591, 150713, 244259, 452139, 732777, 7083511, 21250533]

約数ペア:

[(1, 21250533), (3, 7083511), (29, 732777), (47, 452139), (87, 244259), (141, 150713), (1363, 15591), (4089, 5197)]