21296490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{353}}^1\times {\mathrm{2011}}^1$

素因数の和:2374

約数の個数: 32

約数和(自身を含む): 51281856

約数和(自身を除く): 29985366

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 353, 706, 1059, 1765, 2011, 2118, 3530, 4022, 5295, 6033, 10055, 10590, 12066, 20110, 30165, 60330, 709883, 1419766, 2129649, 3549415, 4259298, 7098830, 10648245, 21296490]

約数ペア:

[(1, 21296490), (2, 10648245), (3, 7098830), (5, 4259298), (6, 3549415), (10, 2129649), (15, 1419766), (30, 709883), (353, 60330), (706, 30165), (1059, 20110), (1765, 12066), (2011, 10590), (2118, 10055), (3530, 6033), (4022, 5295)]