21072488

素因数分解:

$2^3\times {\mathrm{613}}^1\times {\mathrm{4297}}^1$

素因数の和:4916

約数の個数: 16

約数和(自身を含む): 39584580

約数和(自身を除く): 18512092

約数列:

[1, 2, 4, 8, 613, 1226, 2452, 4297, 4904, 8594, 17188, 34376, 2634061, 5268122, 10536244, 21072488]

約数ペア:

[(1, 21072488), (2, 10536244), (4, 5268122), (8, 2634061), (613, 34376), (1226, 17188), (2452, 8594), (4297, 4904)]