21697672

素因数分解:

$2^3\times {\mathrm{1627}}^1\times {\mathrm{1667}}^1$

素因数の和:3300

約数の個数: 16

約数和(自身を含む): 40732560

約数和(自身を除く): 19034888

約数列:

[1, 2, 4, 8, 1627, 1667, 3254, 3334, 6508, 6668, 13016, 13336, 2712209, 5424418, 10848836, 21697672]

約数ペア:

[(1, 21697672), (2, 10848836), (4, 5424418), (8, 2712209), (1627, 13336), (1667, 13016), (3254, 6668), (3334, 6508)]