21683967

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{5303}}^1$

素因数の和:5382

約数の個数: 16

約数和(自身を含む): 30551040

約数和(自身を除く): 8867073

約数列:

[1, 3, 29, 47, 87, 141, 1363, 4089, 5303, 15909, 153787, 249241, 461361, 747723, 7227989, 21683967]

約数ペア:

[(1, 21683967), (3, 7227989), (29, 747723), (47, 461361), (87, 249241), (141, 153787), (1363, 15909), (4089, 5303)]