21336012

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31193}}^1$

素因数の和:31222

約数の個数: 36

約数和(自身を含む): 56773080

約数和(自身を除く): 35437068

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 31193, 62386, 93579, 124772, 187158, 280737, 374316, 561474, 592667, 1122948, 1185334, 1778001, 2370668, 3556002, 5334003, 7112004, 10668006, 21336012]

約数ペア:

[(1, 21336012), (2, 10668006), (3, 7112004), (4, 5334003), (6, 3556002), (9, 2370668), (12, 1778001), (18, 1185334), (19, 1122948), (36, 592667), (38, 561474), (57, 374316), (76, 280737), (114, 187158), (171, 124772), (228, 93579), (342, 62386), (684, 31193)]