21011344

素因数分解:

$2^4\times {\mathrm{241}}^1\times {\mathrm{5449}}^1$

素因数の和:5698

約数の個数: 20

約数和(自身を含む): 40885900

約数和(自身を除く): 19874556

約数列:

[1, 2, 4, 8, 16, 241, 482, 964, 1928, 3856, 5449, 10898, 21796, 43592, 87184, 1313209, 2626418, 5252836, 10505672, 21011344]

約数ペア:

[(1, 21011344), (2, 10505672), (4, 5252836), (8, 2626418), (16, 1313209), (241, 87184), (482, 43592), (964, 21796), (1928, 10898), (3856, 5449)]