21852465

素因数分解:

$3^1\times 5^1\times {\mathrm{353}}^1\times {\mathrm{4127}}^1$

素因数の和:4488

約数の個数: 16

約数和(自身を含む): 35071488

約数和(自身を除く): 13219023

約数列:

[1, 3, 5, 15, 353, 1059, 1765, 4127, 5295, 12381, 20635, 61905, 1456831, 4370493, 7284155, 21852465]

約数ペア:

[(1, 21852465), (3, 7284155), (5, 4370493), (15, 1456831), (353, 61905), (1059, 20635), (1765, 12381), (4127, 5295)]