21167883285

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83011307}}^1$

素因数の和:83011332

約数の個数: 16

約数和(自身を含む): 35860885056

約数和(自身を除く): 14693001771

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 83011307, 249033921, 415056535, 1245169605, 1411192219, 4233576657, 7055961095, 21167883285]

約数ペア:

[(1, 21167883285), (3, 7055961095), (5, 4233576657), (15, 1411192219), (17, 1245169605), (51, 415056535), (85, 249033921), (255, 83011307)]