21634565

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{797}}^1$

素因数の和:952

約数の個数: 16

約数和(自身を含む): 26717040

約数和(自身を除く): 5082475

約数列:

[1, 5, 61, 89, 305, 445, 797, 3985, 5429, 27145, 48617, 70933, 243085, 354665, 4326913, 21634565]

約数ペア:

[(1, 21634565), (5, 4326913), (61, 354665), (89, 243085), (305, 70933), (445, 48617), (797, 27145), (3985, 5429)]