21691344

素因数分解:

$2^4\times 3^1\times {\mathrm{451903}}^1$

素因数の和:451914

約数の個数: 20

約数和(自身を含む): 56036096

約数和(自身を除く): 34344752

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 451903, 903806, 1355709, 1807612, 2711418, 3615224, 5422836, 7230448, 10845672, 21691344]

約数ペア:

[(1, 21691344), (2, 10845672), (3, 7230448), (4, 5422836), (6, 3615224), (8, 2711418), (12, 1807612), (16, 1355709), (24, 903806), (48, 451903)]