21565476

素因数分解:

$2^2\times 3^2\times {\mathrm{353}}^1\times {\mathrm{1697}}^1$

素因数の和:2060

約数の個数: 36

約数和(自身を含む): 54699372

約数和(自身を除く): 33133896

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 353, 706, 1059, 1412, 1697, 2118, 3177, 3394, 4236, 5091, 6354, 6788, 10182, 12708, 15273, 20364, 30546, 61092, 599041, 1198082, 1797123, 2396164, 3594246, 5391369, 7188492, 10782738, 21565476]

約数ペア:

[(1, 21565476), (2, 10782738), (3, 7188492), (4, 5391369), (6, 3594246), (9, 2396164), (12, 1797123), (18, 1198082), (36, 599041), (353, 61092), (706, 30546), (1059, 20364), (1412, 15273), (1697, 12708), (2118, 10182), (3177, 6788), (3394, 6354), (4236, 5091)]