21682116

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31699}}^1$

素因数の和:31728

約数の個数: 36

約数和(自身を含む): 57694000

約数和(自身を除く): 36011884

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 31699, 63398, 95097, 126796, 190194, 285291, 380388, 570582, 602281, 1141164, 1204562, 1806843, 2409124, 3613686, 5420529, 7227372, 10841058, 21682116]

約数ペア:

[(1, 21682116), (2, 10841058), (3, 7227372), (4, 5420529), (6, 3613686), (9, 2409124), (12, 1806843), (18, 1204562), (19, 1141164), (36, 602281), (38, 570582), (57, 380388), (76, 285291), (114, 190194), (171, 126796), (228, 95097), (342, 63398), (684, 31699)]