21731364

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31771}}^1$

素因数の和:31800

約数の個数: 36

約数和(自身を含む): 57825040

約数和(自身を除く): 36093676

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 31771, 63542, 95313, 127084, 190626, 285939, 381252, 571878, 603649, 1143756, 1207298, 1810947, 2414596, 3621894, 5432841, 7243788, 10865682, 21731364]

約数ペア:

[(1, 21731364), (2, 10865682), (3, 7243788), (4, 5432841), (6, 3621894), (9, 2414596), (12, 1810947), (18, 1207298), (19, 1143756), (36, 603649), (38, 571878), (57, 381252), (76, 285939), (114, 190626), (171, 127084), (228, 95313), (342, 63542), (684, 31771)]