21119042

素因数分解:

$2^1\times 7^1\times {\mathrm{619}}^1\times {\mathrm{2437}}^1$

素因数の和:3065

約数の個数: 16

約数和(自身を含む): 36277440

約数和(自身を除く): 15158398

約数列:

[1, 2, 7, 14, 619, 1238, 2437, 4333, 4874, 8666, 17059, 34118, 1508503, 3017006, 10559521, 21119042]

約数ペア:

[(1, 21119042), (2, 10559521), (7, 3017006), (14, 1508503), (619, 34118), (1238, 17059), (2437, 8666), (4333, 4874)]