21549068

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{3299}}^1$

素因数の和:3397

約数の個数: 24

約数和(自身を含む): 39916800

約数和(自身を除く): 18367732

約数列:

[1, 2, 4, 23, 46, 71, 92, 142, 284, 1633, 3266, 3299, 6532, 6598, 13196, 75877, 151754, 234229, 303508, 468458, 936916, 5387267, 10774534, 21549068]

約数ペア:

[(1, 21549068), (2, 10774534), (4, 5387267), (23, 936916), (46, 468458), (71, 303508), (92, 234229), (142, 151754), (284, 75877), (1633, 13196), (3266, 6598), (3299, 6532)]